User contributions for Elie
31 December 2022
- 07:4207:42, 31 December 2022 diff hist +2,042 Electric vehicles/Fossil fuel powered No edit summary
30 December 2022
- 20:1220:12, 30 December 2022 diff hist +2,302 N Electric vehicles/Fossil fuel powered Created page with "If electric vehicles are powered with electricity that was generated by fossil fuels, is it worse for the environment than just driving a gas car? {{dp |<nowiki>electric_car.efficiency</nowiki> |<nowiki>100 miles per 34.6 kWh</nowiki> |<nowiki>The "gas mileage" equivalent for an average electric car.</nowiki> |<nowiki>Average Electric Car kWh Per Mile [Results From 231 EVs]</nowiki><br /><nowiki> ecocostsavings.com › average-electric-car-kwh-per-mile </nowiki>..."
29 December 2022
- 10:2710:27, 29 December 2022 diff hist +364 Solar panel minerals No edit summary
- 09:2309:23, 29 December 2022 diff hist +313 Solar panel minerals →General estimates
- 07:0007:00, 29 December 2022 diff hist −121 Solar panel minerals No edit summary
- 03:1503:15, 29 December 2022 diff hist +655 Solar panel minerals No edit summary
28 December 2022
- 10:2910:29, 28 December 2022 diff hist +1,788 Solar panel minerals →General estimates
- 02:3202:32, 28 December 2022 diff hist +569 N Heat pump Created page with "An electric heat pump is one way to heat a building. It works a lot like air conditioning but in reverse: The hot air goes indoors; the cold air goes outdoors. Heat pumps are '''more energy-efficient''' than electric heaters.{{qn}} ==Research needed for this page== * ''How much'' more energy-efficient can a heat pump be? ** How does this depend on outdoor temperature? * How much energy does it typically take to ''manufacture and install'' a heat pump? *..."
- 02:3002:30, 28 December 2022 diff hist 0 Template:Qn No edit summary
- 02:2902:29, 28 December 2022 diff hist 0 Template:Rn No edit summary
- 02:0402:04, 28 December 2022 diff hist +75 Rooftop solar →Challanges
- 01:4301:43, 28 December 2022 diff hist +8,624 N Rooftop solar Created page with "Rooftops are a good place to put solar panels, because: * They are close to where the energy is typically used. * They need no extra land (unlike solar farms). That's an environmental footprint avoided. '''Summary:''' * In most cases, rooftop solar ''could'' provide enough energy for '''homes''', other '''buildings''', and '''charging''' electric vehicles. ** Exception: heating in cold parts of the world ** Exception: high-density cities * '''Ha..."
27 December 2022
- 23:3123:31, 27 December 2022 diff hist +1,208 N Solar panel minerals Created page with "It takes minerals to make solar panels. Some minerals are scarce. This might be an issue if we want to scale up green energy enough to replace fossil fuels. What we need is a full chart of all minerals (and their quantities) involved in all solar panel technologies. Apparently this doesn't exist on the internet already, so we have to make it ourselves. The tables below are currently a work-in-progress. The 3rd column of the tables below is based on a sc..."
- 22:5122:51, 27 December 2022 diff hist +70 N Template:Rn Created page with "<sup><nowiki>[</nowiki>research needed<nowiki>]</nowiki></sup>"
- 22:2122:21, 27 December 2022 diff hist +1,217 Minerals No edit summary current
24 December 2022
- 07:3407:34, 24 December 2022 diff hist 0 Calc:If all vehicles were electric →Powering the vehicles
- 07:3307:33, 24 December 2022 diff hist +5,176 Calc:If all vehicles were electric No edit summary
- 06:4006:40, 24 December 2022 diff hist +5,327 N Calc:If all vehicles were electric Created page with "Suppose we keep the status quo of transportation,<!--car culture--> but make all vehicles electric. This raises some basic questions: * How much electricity would we need to power all the vehicles? * How much energy would it take to manufacture vehicles - both in the short term and long term? * Which critical minerals would we need, and how much of each? * Could the minerals be recycled from vehicles at their end-of-life? ==Powering the vehicles== Electric cars are..."
22 December 2022
- 13:3213:32, 22 December 2022 diff hist 0 Housing/electricity Corrected the footnotes (which were wrong in the original source too btw) current
30 November 2022
- 10:3210:32, 30 November 2022 diff hist +254 Code:fullscreen main.h No edit summary current
- 10:2810:28, 30 November 2022 diff hist +1,101 Code:nodes.c No edit summary current
- 09:5109:51, 30 November 2022 diff hist +10,953 N Code:fullscreen main.h Created page with "C header for easy OpenGL programming. Gets rid of most boilerplate code. ==Code== <syntaxhighlight lang="c"> →** Elie's OpenGL wrapper Creates a fullscreen vsync'd context with game-style access to keyboard & mouse. Version 1.1 **: #pragma once // This header file implements main(). // Here are the functions you must define in your own code: void init(); void draw(); void done(); /** Notes: * * The init() function is called once at startup. This is the place..."
- 09:4609:46, 30 November 2022 diff hist −8 File:font.data-uint8-1004x19 →Summary current
- 09:4509:45, 30 November 2022 diff hist +63 N File:font.data-uint8-1004x19 Bitmapped font file used by Code:text-quads.h
- 09:4009:40, 30 November 2022 diff hist +49 Code:text-quads.h No edit summary current
- 09:3709:37, 30 November 2022 diff hist +56 Code:text-quads.h No edit summary
- 09:3609:36, 30 November 2022 diff hist +6,672 N Code:text-quads.h Created page with "<syntaxhighlight lang="c"> // text-quads.h // Functions for drawing text in OpenGL, using textured quads. #define TQ_TEXTURE_WIDTH 1004 #define TQ_TEXTURE_HEIGHT 19 #define TQ_TEXTURE_FILENAME "font.data-uint8-1004x19" // DEPENDENCY: This texture file. /* Copyright 2022, Elie Goldman Smith This program is FREE SOFTWARE: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either ver..."
- 09:3409:34, 30 November 2022 diff hist +18,785 N Code:nodes.c Created page with "<syntaxhighlight lang="c"> /*** This is my new graph nodes program. I don't know what to call it yet. To compile: gcc nodes.c -o nodes -ffast-math -O -lm -lGL -lglut -lpthread This program has runtime dependencies: File in working directory: "font.data-uint8-1004x19" Installed packages: 'zenity' and 'leafpad' Copyright 2022, Elie Goldman Smith This program is FREE SOFTWARE: you can redistribute it and/or modify it under the terms of the GNU General..."
12 November 2022
- 06:4106:41, 12 November 2022 diff hist +1,423 Zero food-feed competition →For comparison, status quo: current
11 November 2022
- 07:4607:46, 11 November 2022 diff hist −296 Zero food-feed competition No edit summary
- 07:2007:20, 11 November 2022 diff hist +2,184 Zero food-feed competition →For comparison, status quo:
- 04:4004:40, 11 November 2022 diff hist −706 File:food-funnel.png →Limitations: Removed section and moved its content to the talk page.
- 04:3904:39, 11 November 2022 diff hist +1,299 N File talk:food-funnel.png Created page with "==This diagram doesn't currently include fish.== Here's one way that fish could maybe be included in future versions of this diagram: * The top part would be renamed from 'crops harvested' to 'production primary', and would include ''wild-caught'' fish. * The 'animal feed' would include any human-edible calories fed to ''farmed'' fish. * The 'animal products' produced would include the ''farmed'' fish. To put things in perspective, seafood contributes about 12g protein/d..." current
9 November 2022
- 20:0120:01, 9 November 2022 diff hist +374 N Minerals Created page with "In pursuit of green energy technology, we need a significant amount of scarce metals. [https://www.iea.org/reports/the-role-of-critical-minerals-in-clean-energy-transitions/mineral-requirements-for-clean-energy-transitions This article] is a good start, but we should try to quantify the situation more rigorously for "full replacement of fossil fuel energy" scenarios."
- 19:5819:58, 9 November 2022 diff hist +33 Energy storage →Summary
8 November 2022
- 06:3906:39, 8 November 2022 diff hist +6,467 N Zero food-feed competition Created page with "Cows, goats and sheep can digest fibre and use it as calories. These animals can thus eat a few things that don't compete with food production: # Crop residues (also known as biomass waste) which are the fibrous leftover parts of food crops we have to grow anyway. # Grass from pasture lands. This feed can't be eaten by humans, chickens, or pigs. {{x|Except in very small quantities for roughage only. Humans, chickens and pigs can't extract any s..."
4 November 2022
- 23:2723:27, 4 November 2022 diff hist +1,208 Energy storage No edit summary
- 23:2623:26, 4 November 2022 diff hist −2 Energy storage/specs No edit summary current
- 21:3521:35, 4 November 2022 diff hist +1,088 N Why Bitcoin's energy usage is directly proportional to its price Created page with "By design, bitcoin mining pays out exactly 6.25 BTC, every 10 minutes - to someone, somewhere in the world. {{x|In practice, this usually gets split between many people in a mining pool.}} The more "work" a miner does, the greater their chances of getting these bitcoins. The network automatically adjusts the mining difficulty. If mining is too hard, it would be so unprofitable that everyone would stop mining - this would cause the mining difficulty to automatically..." current
- 21:3321:33, 4 November 2022 diff hist +354 N Talk:Wind power Created page with "==Sulfur hexafluoride== wind power uses sf6? * what's it for: electrical switching apparently * how much is it currently using * how much more would it currently use if wind or solar powered the world * total ghg per terajoule: is it at least better than coal? * any alternatives? ~~~~"
- 06:4206:42, 4 November 2022 diff hist +2,270 N Wiki for a better world:Redesigns Created page with "This page is for ways the wiki could be completely redesigned. ==Wiki engine== make a new wiki engine * use case ** ultra short "pages" that heavily link to each other ** the whole wiki as one gigantic directed graph (flow chart style) * text node ** displayed as a rounded square *** zooming in increases width but left-right-clamped to screen *** if (width clamped) height = whatever needed for text. but also adjusted so the text doesnt suddenly shift vertically when you..." current
- 03:0703:07, 4 November 2022 diff hist +214 Wiki for a better world:Calculator/Feature requests →Inline calculations (embedding on wikipages)
- 03:0603:06, 4 November 2022 diff hist +436 Wiki for a better world:Calculator/Feature requests →Inline calculations (embedding on wikipages)
- 02:4102:41, 4 November 2022 diff hist +618 N Drug legalization Created page with "==Dilution== One method to legalize harder drugs (such as cocaine, MDMA, heroin, methamphetamine, etc) it to have them sold ''only'' in diluted form, in regulated drinks: * The dosage should be low enough that it's impossible to overdose without consuming at least 5 litres (which is impossible for any stomach to hold at once). * The drink should not be flavored or labelled in a way that appeals to children. <!-- TODO: idea needs expansion --> This is very similar to how..." current
- 02:2902:29, 4 November 2022 diff hist +519 N Energy storage/specs Created page with "{|class="wikitable" | !Type !Specific energy<br />(watt hours per kg) !Specific power<br />(watts per kg) !Charge time<br />(minutes) !Self-discharge<br />(% per month) !Roundtrip efficiency<br />(%) !Lifespan<br />(charge-discharge cycles) !Lifespan<br />(years shelf life) |- |Lithium-ion batteries |- |Lead-acid batteries |- |Iron-redox flow batteries |- |Flywheels |- |Hydrogen gas + fuel cell |- |Hydrogen gas + combustion engine |- |Hydrog..."
- 01:0601:06, 4 November 2022 diff hist +33 Energy storage →Types
- 00:3600:36, 4 November 2022 diff hist +332 Energy storage →Iron-redox flow batteries
- 00:1200:12, 4 November 2022 diff hist +1,127 Energy storage No edit summary
3 November 2022
- 23:5123:51, 3 November 2022 diff hist +129 Energy storage →Flywheels
- 23:4923:49, 3 November 2022 diff hist +968 Energy storage No edit summary
- 23:2623:26, 3 November 2022 diff hist +1,774 Energy storage →Flywheels
- 23:0023:00, 3 November 2022 diff hist +438 Wiki for a better world:Calculator/Feature requests →Inline calculations (embedding on wikipages)
31 October 2022
- 23:1723:17, 31 October 2022 diff hist −42 Energy demand categories →Electricity that must be available 24/7 current
- 23:1123:11, 31 October 2022 diff hist +684 N Energy demand categories Created page with "==Electricity that must be available 24/7== * Home electricity usage ** Except for heating and cooling - those have other options (see below). * Commercial electricity usage (includes retail stores, restaurants, offices, and the service sector in general), except for heating and cooling (those have other options - see below). ** Except for heating and cooling - those have other options (see below). * Trains for public transit ==Electricity that does not have to..."
28 October 2022
- 20:1620:16, 28 October 2022 diff hist +2,371 Housing/Canada →All of Canada
27 October 2022
- 20:5120:51, 27 October 2022 diff hist −6 Montreal/Mont-Royal →Conservation policy current
- 20:5020:50, 27 October 2022 diff hist +79 N File:mont-royal-vs-quebec-scale.ogv Understanding the scale of city greenspace vs country greenspace. current
- 20:2320:23, 27 October 2022 diff hist +20 Montreal/Mont-Royal No edit summary
- 20:2320:23, 27 October 2022 diff hist +79 N File:mont-royal-vs-quebec-scale.mp4 Understanding the scale of city greenspace vs country greenspace. current
- 19:4919:49, 27 October 2022 diff hist +79 N File:mont-royal-vs-quebec-scale.mkv Understanding the scale of city greenspace vs country greenspace. current
- 19:4519:45, 27 October 2022 diff hist +1,219 N Montreal/Mont-Royal Created page with "Mont-Royal is Montreal's main mountain and largest greenspace. ==Conservation policy== frame There's a recent trend of blocking off smaller trails "for nature conservation". This is a terribly misguided decision, when you consider the bigger ecological picture. The mountain needs trails of all sizes - not just big paved ones, but small organic ones too, for people to really feel close to nature {{x|also, walking ''only..."
24 October 2022
- 01:3601:36, 24 October 2022 diff hist +724 Energy storage →Lithium-ion batteries
- 01:3501:35, 24 October 2022 diff hist +404 Wiki for a better world:Calculator/Feature requests →Common calculator
- 01:2301:23, 24 October 2022 diff hist +241 Wiki for a better world:Calculator/Feature requests →Inline calculations (embedding on wikipages)
- 01:1501:15, 24 October 2022 diff hist +1,826 Energy storage →Hydrogen gas
- 00:4300:43, 24 October 2022 diff hist +374 Energy storage →Iron-redox flow batteries
- 00:3600:36, 24 October 2022 diff hist +214 Energy storage →Lithium-ion batteries
- 00:3400:34, 24 October 2022 diff hist +2,262 Energy storage →Lithium-ion batteries
- 00:2700:27, 24 October 2022 diff hist −11 Energy storage →Per capita
- 00:1300:13, 24 October 2022 diff hist +164 Energy storage No edit summary
23 October 2022
- 23:5223:52, 23 October 2022 diff hist +4,092 N Nuclear power Created page with "==Fission== Nuclear fission is what's currently used in all of today's nuclear power plants. Fission derives energy from heavy radioactive elements - in particular, uranium. ===Supply=== Uranium is a mineral that occurs naturally as ''a mix of two isotopes'': uranium-238 (99.3%) and uranium-235 (0.7%). The proportion does not vary in nature. Current nuclear reactors can only derive energy from the uranium-235 part. If the whole world was powered ''only'' by..."
- 06:2106:21, 23 October 2022 diff hist +404 Energy storage →How much would be needed?
- 06:1306:13, 23 October 2022 diff hist +1,952 Energy storage No edit summary
- 05:5405:54, 23 October 2022 diff hist +1,324 N Energy/labor Created page with "How much labor goes into energy production? {{dp |energy_sector.employees |65 million people |How many people work in the energy sector, globally }} {{dp |typical_work_week |40 hours/week |Assuming this is what the typical energy-sector employee works }} {{dp |energy.tfc |9938 Mtoe/year |Total final consumption of energy (globally) |Key World Energy Statistics 2020 (IEA Report) }} {{calc |energy_sector.employees * typical_work_week / energy.tfc |(person hours/week)..." current
- 05:2105:21, 23 October 2022 diff hist 0 MediaWiki:Common.css Undo revision 465 by Elie (talk) Tag: Undo
- 02:0702:07, 23 October 2022 diff hist 0 MediaWiki:Common.css No edit summary Tag: Reverted
- 01:4801:48, 23 October 2022 diff hist +64 Housing/electricity No edit summary
- 01:3801:38, 23 October 2022 diff hist +5 MediaWiki:Common.css because the calculations' bottom border shouldn't be heavier than the default mediawiki 'h2' tag bottom border
- 00:5600:56, 23 October 2022 diff hist +120 Housing/footprint →General current
- 00:4800:48, 23 October 2022 diff hist −4 Housing/footprint →General
- 00:4600:46, 23 October 2022 diff hist +2,085 Housing/footprint No edit summary
- 00:3300:33, 23 October 2022 diff hist +3 Housing/electricity No edit summary
- 00:3200:32, 23 October 2022 diff hist +102 Housing/electricity →How is electricity used in U.S. homes?
- 00:2700:27, 23 October 2022 diff hist +2,210 N Housing/electricity Created page with "As always, the most easy-to-find data is based the USA (but still somewhat useful for the rest of the world). This table is copied verbatim from U.S. Energy Information Agency: ===How is electricity used in U.S. homes?=== <table class="basic-table"><caption>U.S. residential sector electricity consumption by major end uses in 2021<sup>1</sup></caption><tr><th scope="col">End use</th><th scope="col">Billion kilowatthours</th><th scope="col">Share of total </th></tr><tr><..."
22 October 2022
- 16:4216:42, 22 October 2022 diff hist +649 N Anarchist peace talks Created page with "If governments refuse to have peace talks, what if we just do it ourselves? : Example for the Russia-Ukraine war: Schedule some online meetings and bring together anarchists from both Russia and USA (or any other NATO country). The meetings could start with picking apart the narratives of both governments. Then slowly piece together solutions that don't involve war. After the meeting is done, people in each country could go on and share those solutions locally and g..." current
- 16:0316:03, 22 October 2022 diff hist +124 Wiki for a better world:Calculator/Feature requests →Misc
21 October 2022
- 01:5001:50, 21 October 2022 diff hist +1,431 Housing/Canada →All of Canada
- 01:2801:28, 21 October 2022 diff hist −309 Housing/Canada →Custom region
- 01:2701:27, 21 October 2022 diff hist +554 Housing/Canada →All of Canada
19 October 2022
- 17:4917:49, 19 October 2022 diff hist +5 Exercise/mention →Hydration is key current
- 17:4917:49, 19 October 2022 diff hist +1 Exercise/mention →Hydration is key
- 17:4817:48, 19 October 2022 diff hist +86 Exercise/mention →Post-sitting
- 17:4217:42, 19 October 2022 diff hist +1 Exercise/mention →Digestion
- 17:4217:42, 19 October 2022 diff hist +378 Exercise/mention No edit summary
- 17:3517:35, 19 October 2022 diff hist +7,560 N Exercise/mention Created page with "This subpage is for more stuff that should probably mentioned somewhere: ==Things that mess up your ability to exercise properly== ===Clothes=== Restrictive clothing can mess up your running form or lifting form. * When wearing jeans in general, any proper lifting form would probably rip the crotch. People compensate for this by unconsciously rounding their backs more. * Sweat pants are much better for running & lifting, '''until''' you actually sweat in them. Once the..."
17 October 2022
- 22:1322:13, 17 October 2022 diff hist +140 Housing/footprint →Single-detached home
- 21:2821:28, 17 October 2022 diff hist +255 Housing/footprint →Single-detached home
- 21:2421:24, 17 October 2022 diff hist +116 Housing/footprint →Land
16 October 2022
- 23:0523:05, 16 October 2022 diff hist +189 Housing/Canada →All of Canada
- 23:0423:04, 16 October 2022 diff hist +201 Housing/Canada →Custom region
- 22:5222:52, 16 October 2022 diff hist +260 N Housing/Canada Created page with "Does Canada have enough housing? Let's do a housing supply analysis using census data. ==All of Canada== {{aip}} ==Custom region== Download the 2021 census data for that region. Do the following calculations: ===Supply=== {{aip}} ===Demand=== {{aip}}"
- 22:4722:47, 16 October 2022 diff hist +126 N Wiki for a better world:Calculator Created page with "This wiki has a built-in calculator. https://olam.wiki/calc Calculations can also be embedded in pages. Tutorial coming soon."
- 22:3522:35, 16 October 2022 diff hist +339 Housing/footprint →Single-detached home
- 22:2022:20, 16 October 2022 diff hist +620 N Wiki for a better world:Calculator/Known bugs Created page with "When you're editing & previewing a section of a page, if your calculation depends on a datapoint from a previous section, it'll get an "Unknown unit" error. But when you hit 'save page', the error will disappear - the actual page should show the calculation properly. Tip: edit a big enough section of the page that you can test/preview your calculation without this error. When declaring datapoints that depend on other datapoints, the order matters. If you reference a d..."
- 22:0722:07, 16 October 2022 diff hist +438 N Wiki for a better world:Calculator/Feature requests Created page with "Non-logged-in users can also make feature requests in Talk:Calculator. ==Misc== Inline calculations (green sections on pages) need some kinda notice like "click a part of the equation for more details". I dont wanna manually say it every time. The 'from previous calculation' box could really benefit from having the numerical value in it (preferrably in the 'units wanted' of the previous calculation. Is this easy to implement?"
- 21:5821:58, 16 October 2022 diff hist +2,478 Housing/footprint →Single-detached home
- 21:2021:20, 16 October 2022 diff hist +1,999 N Housing/footprint Created page with "How many resources does it take for people to have housing? This is a page for some estimates. ==Single-detached home== ===Labor=== We could estimate labor by looking at ''some'' costs: * labor costs, obviously * material costs, because these generally reflect the labor that goes into producing the materials We ''don't'' want to count ''other'' costs: * zoning permits and other bureaucracy - maybe these exist in our ''current'' society but they don't ''have to'' exist..."
12 October 2022
- 00:5200:52, 12 October 2022 diff hist +4,376 Old:Plant-based →What to eat
7 October 2022
- 22:2022:20, 7 October 2022 diff hist −327 MediaWiki:Common.css Undo revision 431 by Elie (talk) Tag: Undo
- 22:1822:18, 7 October 2022 diff hist +327 MediaWiki:Common.css No edit summary Tag: Reverted
- 21:5321:53, 7 October 2022 diff hist +8 Food →Problems
- 21:4121:41, 7 October 2022 diff hist +4 Nutrition →See also
- 21:4021:40, 7 October 2022 diff hist −391 Nutrition →Nutrients
- 20:3920:39, 7 October 2022 diff hist +5 Nutrition →Energy
- 15:0415:04, 7 October 2022 diff hist +8 Nutrition →Nutrient targets
- 15:0215:02, 7 October 2022 diff hist +140 Nutrition/todo No edit summary current
- 15:0115:01, 7 October 2022 diff hist +1,904 N Nutrition/todo Created page with "* Add the nutrient targets. Be sure to speak about both the ''recommended daily allowance'' and the ''tolerable upper level''. ** Decision: should it be by gender? and by age? or just some general estimate for the average adult? ** Decision: should the targets go under the ''nutrient targets'' heading, or be incorporated into each subheading of ''nutrients''? A bit of both, perhaps? On one hand, adding numbers too early might overwhelm the reader; on the other hand, havi..."
- 14:4414:44, 7 October 2022 diff hist +4,665 Nutrition →Nutrients
- 12:3612:36, 7 October 2022 diff hist +2,027 N Nutrition Created page with "What makes food ''healthy'' or ''unhealthy''? Hopefully this page can clear up some misunderstandings. ==Nutrients== Healthy eating involves keeping every nutrient within some ''optimal range'' {{x|The range depends on your age, gender, physical activity level, etc. The exact numbers will be available in another part of this page.}} - in other words, "not too much, not too little". But it can be quite tedious to track every nutrient manually, so people typically re..."
- 11:0311:03, 7 October 2022 diff hist −16 Energy units →Energy/units
- 10:5710:57, 7 October 2022 diff hist +19 Term:kalories →See also
- 10:5610:56, 7 October 2022 diff hist +13 Term:kalories →Why spell kalories with a k?
- 10:5410:54, 7 October 2022 diff hist +63 Energy units →Energy/units
- 10:3810:38, 7 October 2022 diff hist +2,094 N Energy units Created page with "=Energy/units= ''Physicists'' measure energy in ''joules'', because a joule is based entirely on metric units {{x|kg * m<sup>2</sup> / s<sup>2</sup>}}. But a joule is a bit too small for the kinds of calculations we do on this wiki. Here are some other energy units for comparison: {|class="wikitable" !Unit !Joules !Note |- |watt second |1 |Electrical ''power'' is often measured in ''watts''. A watt is the same as ''1 joule per second''. |- |calorie (lowercase) |4 |..."
- 03:1903:19, 7 October 2022 diff hist +1 Food →Efficiency
- 03:1803:18, 7 October 2022 diff hist +15 Food →Problems
- 02:3902:39, 7 October 2022 diff hist +270 Food →Problems
- 02:3802:38, 7 October 2022 diff hist +231 File:food-funnel.png →Summary
- 02:2802:28, 7 October 2022 diff hist +2,016 Food →Solutions
4 October 2022
- 19:3319:33, 4 October 2022 diff hist +6 Zoning →Designated buildings - dirt and pests Tags: Mobile edit Mobile web edit
- 19:3119:31, 4 October 2022 diff hist +1,031 Zoning →Designated buildings - dirt and pests: Added popup content Tags: Mobile edit Mobile web edit
29 September 2022
- 00:4400:44, 29 September 2022 diff hist +17 Crop yields No edit summary current
28 September 2022
- 22:0022:00, 28 September 2022 diff hist +10 Term:primary →Food current
- 21:5921:59, 28 September 2022 diff hist +8 Term:primary →Energy
- 16:2016:20, 28 September 2022 diff hist +1,788 Crop choices →Economics
- 15:2315:23, 28 September 2022 diff hist −83 Crop choices →Social, economic, and technological factors
- 15:2015:20, 28 September 2022 diff hist +10 Crop choices →Scenario overview
- 13:4613:46, 28 September 2022 diff hist +3,770 Old:Plant-based No edit summary
- 11:4411:44, 28 September 2022 diff hist +675 N Old:Plant-based Created page with "Plant-based food comes from plants rather than animals. ==Reasons== More environmentally friendly, due to * Eating food crops more directly, instead of feeding them to animals and eating the animals, which is inefficient. * Avoiding the methane emissions of cows. Less animal cruelty * Cows, chickens, and pigs suffer in factory farms, where conditions are far worse than the nice farms you see in children's storybooks. Factory farms exi..." Tags: Mobile edit Mobile web edit
- 11:2211:22, 28 September 2022 diff hist −7 File:food-funnel.png →Limitations Tags: Mobile edit Mobile web edit
- 11:2011:20, 28 September 2022 diff hist +35 File:food-funnel.png →Notes Tags: Mobile edit Mobile web edit
- 11:0811:08, 28 September 2022 diff hist +85 File:food-funnel.png →Notes Tags: Mobile edit Mobile web edit
- 11:0011:00, 28 September 2022 diff hist +375 Zoning →Designated buildings - noise Tags: Mobile edit Mobile web edit
- 09:2009:20, 28 September 2022 diff hist +133 N Environmental racism Created page with "This page isn't written yet, but Wikipedia has a good article on it. ==See also== * Pollution" current
- 09:1109:11, 28 September 2022 diff hist +6,415 N Zoning Created page with "Zoning means ''designating different areas for different purposes''. Parts of a city (or town) may be zoned as residential, commercial, or industrial. There are good reasons for doing this, but it can also be done wrong. ==Harmful zoning laws== Some suburbs have nothing but houses. People end up having to drive excessively just for basic things like groceries, school, work, or recreation. This makes life unnecessarily expensive, and is harmful to the en..."
- 07:4707:47, 28 September 2022 diff hist +35 Template:P2 No edit summary
- 07:3707:37, 28 September 2022 diff hist +23 MediaWiki:Common.css No edit summary
- 07:3407:34, 28 September 2022 diff hist +118 N Template talk:TODO Created page with "This template generates nothing on the page. It's used for leaving a 'to-do list' note that can be searched for later." current
- 07:3407:34, 28 September 2022 diff hist 0 N Template:TODO Created blank page current
- 07:3307:33, 28 September 2022 diff hist 0 N Template:Todo Created blank page current
- 07:3307:33, 28 September 2022 diff hist +118 N Template talk:Todo Created page with "This template generates nothing on the page. It's used for leaving a 'to-do list' note that can be searched for later." current
- 07:3107:31, 28 September 2022 diff hist +8 Template:Qn No edit summary
26 September 2022
- 22:3122:31, 26 September 2022 diff hist +4 Crop choices →Social, economic, and technological factors
- 22:2722:27, 26 September 2022 diff hist +1,090 Crop choices →Economics
- 21:4321:43, 26 September 2022 diff hist +9 Crop choices →See also
- 21:4021:40, 26 September 2022 diff hist +7 Wiki for a better world:Nutrition calculator →Version 0.9 - current version
- 21:3821:38, 26 September 2022 diff hist +1,119 N Wiki for a better world:Nutrition calculator Created page with "[https://olam.wiki/nutrition.html Elie's Nutrition Calculator] is a web app made specifically for this wiki, to help compare different ideas about food. ==Version 0.9 - current version== Tracks calories, protein, vitamins and minerals. * Does not track carbs or fats, ** because for most people, the exact proportion of carbs & fats does not matter as long as other targets are met. *** Exception: people with diabetes. *** Also, every diet still needs at least a '..."
- 21:2921:29, 26 September 2022 diff hist +36 Template:Qn No edit summary
- 21:0921:09, 26 September 2022 diff hist +131 Crop choices →Nutrition calculator links
- 20:5720:57, 26 September 2022 diff hist +9 Crop choices →Scenario overview
- 20:5120:51, 26 September 2022 diff hist +186 Crop choices →Nutrition calculator links
- 20:1320:13, 26 September 2022 diff hist +1,923 Crop choices No edit summary
- 17:5617:56, 26 September 2022 diff hist +49 Crop choices/per capita No edit summary current
- 17:1717:17, 26 September 2022 diff hist +1,003 N Crop residues Created page with "''Biomass waste'' refers to the ''parts of food crops'' that humans '''can't''' eat. This material is mostly fibre (cellulose). '''Examples:''' * banana leaves * peanut shells * coconut shells * empty corn cobs with no kernels. * straw '''Abundance:''' * Production is roughly equal to food production, because about half of the average food crop is biomass waste (the other half is food). * This page needs more precise numbers. '''Uses:''' # All biomass waste can be..."
- 16:4916:49, 26 September 2022 diff hist +12 Crop choices/chart →Average crop yields for each crop, by region current
- 16:4116:41, 26 September 2022 diff hist +1,220 Crop choices/chart →Average crop yields for each crop, by region
21 September 2022
- 21:4821:48, 21 September 2022 diff hist +763 N Feed efficiency Created page with "Farm animals eat, and they also produce food. Feed efficiency refers to the ratio of ''output (food)'' per ''input (feed)''. There are a few ways to quantify outputs and inputs, such as * total mass * dry mass * calories * protein Within each of those, one might also specify whether we're talking about * ''all'' material, or * just the proportion that is ''human-edible'' Lastly, we could specify whether the inputs & outputs are * ''over the full lifetime'' of the animal..." current
16 September 2022
- 05:1505:15, 16 September 2022 diff hist +105 Crop choices/per capita No edit summary
- 05:1405:14, 16 September 2022 diff hist +1,221 Crop choices No edit summary
14 September 2022
- 03:4603:46, 14 September 2022 diff hist +52,239 N Crop choices/per capita Created page with "Supplemental info to go with the food production map on the crop choices page. :"New scenario" here refers to the same scenario shown in the map. :"Farmland" refers to cropland. :"Crops per day" refers to Term:primary production, which is significantly more than the food people actually eat. :"Top yielding crop" is just one of many. See the full chart for all cro..."
6 September 2022
- 04:0504:05, 6 September 2022 diff hist +777 N Corn Created page with "Corn is a food crop grown in most parts of the world. There are 3 main types of corn: * Sweet corn (1% of all corn grown in the USA) ** This is the ''corn on the cob'' that people are most familiar with. * Field corn (98% of all corn grown in the USA) ** Used for making corn chips, corn muffins, and other starchy foods. ** Can be converted into sugars (high fructose corn syrup). ** Also used as animal feed. ** Sometimes referred to as "dent corn". * Popcorn (1% of a..."
- 04:0004:00, 6 September 2022 diff hist +4,825 Food waste No edit summary
1 September 2022
- 09:2309:23, 1 September 2022 diff hist +747 N Underutilized foodstuffs Created page with "Underutilized foodstuffs include anything abundant that isn't generally eaten by humans but could be - and could provide valuble nutrients. Ongoing list: * molasses (people do eat it, but far more of it is produced than consumed by humans). {{x|This is because it's a byproduct of something more widely consumed: sugar. Molasses contains a lot of nutrients ... this should probably be its own page}} * avocado seed * wheat germ * canola meal (or whole canola rather than..."
- 09:1609:16, 1 September 2022 diff hist +328 Crop yields →Unanswered questions
- 09:1609:16, 1 September 2022 diff hist +152 Food No edit summary
- 09:0609:06, 1 September 2022 diff hist +622 Crop yields No edit summary
- 04:3904:39, 1 September 2022 diff hist −12 Main Page No edit summary
- 03:5503:55, 1 September 2022 diff hist +1,171 File:land-usage2.png →Summary current
- 03:5003:50, 1 September 2022 diff hist +108 N File:land-usage2.png The 3 main land uses - crop land, pasture land, built-up land - shown in 3 overlapping colors.
- 03:4803:48, 1 September 2022 diff hist +26 N Deforestation Redirected page to Habitat loss Tag: New redirect
- 03:3503:35, 1 September 2022 diff hist +31 N Image generator Redirected page to Code:isochromic.c current Tag: New redirect
- 03:2403:24, 1 September 2022 diff hist +10 File:yields.data-float64-895x1 No edit summary current
- 03:2303:23, 1 September 2022 diff hist +958 File:yields-if-crop-choices.data-float64-895x1 No edit summary current
- 03:1603:16, 1 September 2022 diff hist +99 File:yields.data-float64-895x1 →Summary
- 03:1203:12, 1 September 2022 diff hist +820 File:yields.data-float64-895x1 No edit summary
- 02:5302:53, 1 September 2022 diff hist +1,533 N Code:number-pairs-to-array-file.c Created page with "The main use-case of this code, is to take certain SQL results and convert them to array files that can be used in the image generator. Example of how this was used: The results of a query in Code:food1.sql were used to generate File:yields.data-float64-895x1 which was used in generating File:food-crop-production1.png. ==Code== <syntaxhighlight lang="c"> // takes pairs of numbers from stdin // reads them as "index" and "value" // put..." current
- 02:3802:38, 1 September 2022 diff hist +1,471 N Code:make-nutrition0.9-url-from-sql-results.html Created page with "The main use-case of this code, is to show the global food supply in the [//olam.wiki/nutrition.html Nutrition Calculator]. This code will take the results of certain SQL queries (see Code:food1.sql) and convert them into URLs. The input (SQL query results) must be formatted like the following example: <pre> 50|Molasses 150|Onions, raw </pre> For each row, there must be the ''number of grams'', followed by the {{!}} character, followed by the ''name of the food'..." current
- 01:5901:59, 1 September 2022 diff hist +179 N File:continents-edges-black-on-white.png Outlines of the continents - world map - equirectangular geographic projection. Generated by applying ''edge detection'' to File:continents-black-on-white.png. current
- 01:5201:52, 1 September 2022 diff hist +1,408 N Code:continents-black-on-white.c Created page with "Generates a simple world map of the continents. : Input: File:countries.data-int16-8640x4320 : Output: File:continents-black-on-white.png : Code dependency: Code:stb_image_write.h ==Code== <syntaxhighlight lang="c"> // Generates a black-and-white PNG world map of the continents, using NASA GPWv4 country indicator data #define IN_FILE "data/countries.data-int16-8640x4320" #define OUT_FILE "data/continents-black-on-white.png" #define INPUT_WIDTH 8640 #define..." current
- 01:4701:47, 1 September 2022 diff hist +160 N File:continents-black-on-white.png World map of the continents. Equirectangular (geographic) projection. Generated from NASA GPWv4 data, using Code:continents-black-on-white.c. current
31 August 2022
- 01:1501:15, 31 August 2022 diff hist −2 File:land water.png No edit summary current
- 01:0901:09, 31 August 2022 diff hist 0 N File:yields.data-float64-895x1 No edit summary
- 01:0901:09, 31 August 2022 diff hist 0 N File:yields-if-crop-choices.data-float64-895x1 No edit summary
- 01:0601:06, 31 August 2022 diff hist +147 N File:fao-crops-processed.csv Similar to File:fao-crops-primary.csv, but instead of data on crop production, it's data on products ''derived'' from the crops. current
- 01:0001:00, 31 August 2022 diff hist +273,411 N Code:stb image.h Created page with "C header for reading image files. * Downloaded from http://nothings.org/stb <br /> * Author: Sean Barrett<br /> * License: Public domain.<br /> See also: Code:stb_image_write.h for ''writing'' images. ==Code== <syntaxhighlight lang="c"> /* stb_image - v2.26 - public domain image loader - http://nothings.org/stb no warranty implied; use at your own risk Do this: #define STB_IMAGE_IMPLEMENTATION before you include this fi..." current
- 00:5600:56, 31 August 2022 diff hist +69,819 N Code:stb image write.h Created page with "C header for writing image files. * Downloaded from http://nothings.org/stb <br /> * Author: Sean Barrett<br /> * License: Public domain.<br /> See also: Code:stb_image.h for ''reading'' images. ==Code== <syntaxhighlight lang="c"> /* stb_image_write - v1.15 - public domain - http://nothings.org/stb writes out PNG/BMP/TGA/JPEG/HDR images to C stdio - Sean Barrett 2010-2015 no warranty implied; use at your own risk Before #i..." current
- 00:5300:53, 31 August 2022 diff hist +8 Code:convert-nasa-countries.c No edit summary current
- 00:4900:49, 31 August 2022 diff hist +295 File:countries.data-int16-8640x4320 →Summary current
- 00:4800:48, 31 August 2022 diff hist +84 File:population.data-float64-8640x4320 →Zipped download current
- 00:4500:45, 31 August 2022 diff hist +1,379 N Code:convert-nasa-countries.c Created page with "Input: gpw_v4_national_identifier_grid_rev11_2pt5_min.asc, extracted from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip Output: File:countries.data-int16-8640x4320 Dependencies: File:stb_image_write.h <syntaxhighlight lang="c"> // Converts NASA GPWv4 data (country indicator) from ASCII format to binary data (64-bit double-precision floating point 2D array) // To compile: gcc convert-nasa-countries.c -O -o convert-nasa-countries #define IN_F..."
- 00:4000:40, 31 August 2022 diff hist +13 File:countries.data-int16-8640x4320 No edit summary
- 00:3900:39, 31 August 2022 diff hist 0 File:land water.png Elie uploaded File:land water.png
- 00:3800:38, 31 August 2022 diff hist +364 N File:land water.png Created page with "World map of land(black) and water(white). Projection: equirectangular (geographic) Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4/sets/browse NASA GPWv4] Converted from File:gpw-v4-land-water-area-rev11_landareakm_2pt5_min_asc.zip. ==See also== * File:population.data-float64-8640x4320 * File:countries.data-float64-8640x4320"
- 00:3700:37, 31 August 2022 diff hist +745 N File:gpw-v4-land-water-area-rev11 landareakm 2pt5 min asc.zip Created page with "==Summary== Primary data from NASA: A grid of land and water (world map). Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] For full documentation, read the following source: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Ap..." current
- 00:2700:27, 31 August 2022 diff hist +669 N File:gpw-v4-national-identifier-grid-rev11 2pt5 min asc.zip Created page with "==Summary== Primary data from NASA: A grid of M49 country codes. Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] For full documentation, read the following source: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Application..." current
- 00:2500:25, 31 August 2022 diff hist +545 File:countries.data-int16-8640x4320 No edit summary
- 00:1000:10, 31 August 2022 diff hist 0 N File:countries.data-int16-8640x4320 No edit summary
30 August 2022
- 20:3920:39, 30 August 2022 diff hist +6 Housing →Supply
- 19:5019:50, 30 August 2022 diff hist +397 N File:CroplandPastureArea2000 Geotiff.zip Created page with "==Summary== Primary data on cropland & pasture (world map / raster grid), year 2000. Data source: : Ramankutty, N., A.T. Evan, C. Monfreda, and J.A. Foley (2008), Farming the planet: 1. Geographic distribution of global agricultural lands in the year 2000. Global Biogeochemical Cycles 22, GB1003, doi:10.1029/2007GB002952. : http://www.earthstat.org/cropland-pasture-area-2000/" current
- 19:4219:42, 30 August 2022 diff hist +1 File:cropland.data-float32-4320x2160 →See also current
- 19:4219:42, 30 August 2022 diff hist +1 File:pasture.data-float32-4320x2160 →See also current
- 19:4119:41, 30 August 2022 diff hist 0 File:cropland.data-float32-4320x2160 Elie uploaded File:cropland.data-float32-4320x2160
- 19:3919:39, 30 August 2022 diff hist +4 File:pasture.data-float32-4320x2160 →Summary
- 19:3719:37, 30 August 2022 diff hist +57 File:pasture.data-float32-4320x2160 →Zipped download
- 19:3719:37, 30 August 2022 diff hist +336 File:cropland.data-float32-4320x2160 →Summary
- 19:3019:30, 30 August 2022 diff hist +1,078 File:pasture.data-float32-4320x2160 →Summary
- 19:2419:24, 30 August 2022 diff hist −507 File:pasture.data-float32-4320x2160 →Methodology
- 19:2319:23, 30 August 2022 diff hist +863 File:pasture.data-float32-4320x2160 No edit summary
- 19:1919:19, 30 August 2022 diff hist 0 N File:pasture.data-float32-4320x2160 No edit summary
- 09:3909:39, 30 August 2022 diff hist +30 Land →Maps current
- 09:3509:35, 30 August 2022 diff hist 0 File:land-usage1.png Elie uploaded File:land-usage1.png current
- 09:3409:34, 30 August 2022 diff hist 0 File:land-wild1.png Elie uploaded File:land-wild1.png current
- 09:3309:33, 30 August 2022 diff hist +1,533 N File:land-wild1.png Created page with "==Summary== Remaining natural habitats on Earth. Includes: forest & shrub (green), desert & mountain (orange). ==Methodology== Image generator code: pop << data/population.data-float64-8640x4320 # population counts crop << data/cropland.data-float32-4320x2160 # cropland fraction of land past << data/pasture.data-float32-4320x2160 # pasture fraction of land lw << data/land_water.png # land=0, water=1 earth<< data/blu..."
- 09:3009:30, 30 August 2022 diff hist +1,404 N File:land-usage1.png Created page with "==Summary== Black is farm land. Magenta is built-up land (housing etc) (which is hard to see except in China & India). The rest could perhaps be considered "untouched" natural land. ==Methodology== Image generator code: pop << data/population.data-float64-8640x4320 # population counts crop << data/cropland.data-float32-4320x2160 # cropland fraction of land past << data/pasture.data-float32-4320x2160 # pasture fraction of land earth<< dat..."
- 09:2609:26, 30 August 2022 diff hist +1,136 File:land-builtup1.png No edit summary current
- 09:2609:26, 30 August 2022 diff hist +189 File:land-pasture1.png No edit summary current
- 09:1509:15, 30 August 2022 diff hist 0 N File:land-builtup1.png No edit summary
- 09:1509:15, 30 August 2022 diff hist +571 File:land-pasture1.png No edit summary
- 09:1409:14, 30 August 2022 diff hist +13 File:cropland.data-float32-4320x2160 No edit summary
- 09:0909:09, 30 August 2022 diff hist 0 N File:land-pasture1.png No edit summary
- 09:0809:08, 30 August 2022 diff hist +1,143 N File:cropland.data-float32-4320x2160 Created page with "Raw headerless data: World map of crop land. Grid of numbers, each ranging from 0 to 1, to indicate "what fraction of this area is crop land" Map projection: equirectangular (geographic). Converted from "Cropland2000_5m.tif" (file in File:CroplandPastureArea2000_Geotiff.zip): raw data extracted using [http://libtiff.org/tools tifftools]. Ocean areas contain negative numbers to indicate "non-applicable". When using this data to Code:isochromic.c|generate..."
- 09:0109:01, 30 August 2022 diff hist +96 File:land-crop1.png →Methodology current
- 09:0009:00, 30 August 2022 diff hist +16 File:land-crop1.png →Summary
- 08:5908:59, 30 August 2022 diff hist +468 File:land-crop1.png No edit summary
- 08:5808:58, 30 August 2022 diff hist 0 N File:land-crop1.png No edit summary
- 08:4608:46, 30 August 2022 diff hist +850 N Headerless data Created page with "Headerless data is a standard for raw data files. Instead of using a file header, the exact data type is defined in the file extension. For example, File:population.data-float64-8640x4320 is a 2D array, size 8640x4320, of 64-bit floating-point numbers. ==Specifications== The file extension always starts with "data-", : and then is followed by either "float32-", "float64-", "int8-", "int16-", "int32-", "int64-", "uint8-", "uint16-", "uint32-", or "uint64-", : and th..." current
- 08:2808:28, 30 August 2022 diff hist +167 File:gpw-v4-population-count-rev11 2020 2pt5 min asc.zip →Summary current
- 08:2508:25, 30 August 2022 diff hist +1,702 N Code:convert-nasa-population.c Created page with "Converts NASA GPWv4 population data from its original form (File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip) to a headerless form (File:population.data-float64-8640x4320) Instructions: * Extract "gpw_v4_population_count_rev11_2020_2pt5_min.asc" from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip, into your "data/" subfolder. * Run the program (code is below) * The File:population.data-float64-8640x4320 will appear in your "data/" s..." current
- 08:2508:25, 30 August 2022 diff hist +79 File:gpw-v4-population-count-rev11 2020 2pt5 min asc.zip No edit summary
- 08:2208:22, 30 August 2022 diff hist +476 N File:gpw-v4-population-count-rev11 2020 2pt5 min asc.zip Created page with "Primary data from NASA: A grid of population counts. Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] Documentation: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H45Q4T5F"
- 08:0508:05, 30 August 2022 diff hist +295 File:population.data-float64-8640x4320 →Summary
- 07:5907:59, 30 August 2022 diff hist 0 File:population.data-float64-8640x4320 Elie uploaded File:population.data-float64-8640x4320
- 07:0707:07, 30 August 2022 diff hist +425 N File:population.data-float64-8640x4320 Created page with "==Summary== World map of population counts - NASA GPWv4 raster data. Equirectangular (geographic) projection. This is a 2D array of numbers, each corresponding to the number of people living in a particular region. 8640 by 4320, 64-bit floating-point, little endian File format is headerless data. Converted from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip using Code:convert-nasa-population.c"
- 02:1802:18, 30 August 2022 diff hist 0 Land →Maps
- 02:1702:17, 30 August 2022 diff hist +464 Land No edit summary
- 01:5401:54, 30 August 2022 diff hist +108 N Template talk:Null Created page with "This template produces nothing. It's useful for putting notes in the wikitext that don't appear on the page." current
- 01:5301:53, 30 August 2022 diff hist 0 N Template:Null Created blank page current
- 01:5101:51, 30 August 2022 diff hist +505 Land/built-up No edit summary current
- 01:4501:45, 30 August 2022 diff hist −163 Talk:Land/built-up →To do current Tag: Blanking
- 01:2001:20, 30 August 2022 diff hist +721 Land/built-up No edit summary