https://scientific-speculation.codidact.com/categories/15/tags/2235.rssNew Posts Tagged 'climate-change' - Scientific SpeculationScientific Speculation - Codidact2022-09-14T13:52:50Zhttps://scientific-speculation.codidact.com/posts/287001Are heat waves a symptom of 'rebound effect' after climate change deceleration during COVID-19 lockdowns?fedorquihttps://scientific-speculation.codidact.com/users/81032022-09-14T13:29:15Z2022-09-14T13:52:50Z<p>During the summer of 2022 Europe has had several heat waves. As described in <a href="https://en.wikipedia.org/wiki/2022_European_heat_waves">2022 European heat waves</a>:</p>
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<p>...https://scientific-speculation.codidact.com/posts/281056Is the Caspian Sea becoming smaller since the industrial revolution?deleted user#2021-03-15T19:12:54Z2021-03-15T22:11:21Z<p>It might be that between year 0 to the industrial revolution (say 18th to common era), the Caspian sea significantly larger than it is today.</p>
<p>If so, is there some graphical illustration ...https://scientific-speculation.codidact.com/posts/262903When earth is filled to the brim with plant-life, can it cause a hyperoxic environment?chaeltomhttps://scientific-speculation.codidact.com/users/448502020-05-05T19:05:06Z2020-05-05T19:52:59Z<p>Say humans found a way to exponentially increase the capability of plants to grow. Is it possible for it to cause an environment that can cause oxygen toxicity in humans?</p>
https://scientific-speculation.codidact.com/posts/260594What average global temperature would optimize Earth for human habitability?ckerschhttps://scientific-speculation.codidact.com/users/367432020-02-18T23:57:59Z2020-02-19T23:53:43Z<p>The year is 2100. While climate change has wrought serious damage to the biosphere, humanity has at last managed to become carbon neutral, and has even developed technology that can be used to r...https://scientific-speculation.codidact.com/posts/259962Is it possible to have a greenhouse effect this strong and still have an atmosphere breathable by humans?Axionhttps://scientific-speculation.codidact.com/users/416042020-01-30T02:16:30Z2020-01-30T05:16:11Z<p>An Earth mass terran planet is orbiting a sun-like star at 2AU. I understand the limit for CO2 greenhouse effects is 1.67AU for whatever reason (giving a conventional habitable zone limit), but ...https://scientific-speculation.codidact.com/posts/259285Could an enormous structure be used to attract rain by acting as an artificial mountain?Stonecrafthttps://scientific-speculation.codidact.com/users/432112020-01-10T05:41:35Z2020-01-10T09:32:39Z<p>If it were possible to build a giant geodesic dome tens of miles in diameter, what effect would it have on nearby weather? </p>
<p>If built in an arid climate like the Sahara or Australia, woul...https://scientific-speculation.codidact.com/posts/259236Post- Nuclear Holocaust. Radioactive wastelands vs eco-system and chances of human survivability?Nicky Pritchardhttps://scientific-speculation.codidact.com/users/445102020-01-08T19:20:41Z2020-01-09T21:30:51Z<p>I'm attempting to flesh out the history to a sci-fi novel I'm currently writing, which is set in the future.</p>
<ul>
<li>Several hundred years prior to the beginning of the story, lack of reso...https://scientific-speculation.codidact.com/posts/258917Need a North American location with a large city and whitewater river for post-apocalyptic fictionCaseyKincadehttps://scientific-speculation.codidact.com/users/444822019-12-29T20:10:53Z2019-12-30T19:59:12Z<p>My story has several key locations that I would like to ground in a real place in North America. It takes place 50-60 years in the future after 97% of humanity has been wiped out. I'm having a h...https://scientific-speculation.codidact.com/posts/257978What would happen if ocean currents suddenly stopped (or changed)?TheZedofAgeshttps://scientific-speculation.codidact.com/users/443862019-11-24T17:18:08Z2019-11-24T18:33:58Z<p>I'm thinking about a device (in a story I'm writing) that could control ocean currents, and I'm wondering how it could be weaponized. For example, if an ocean current was suddenly stopped, what ...https://scientific-speculation.codidact.com/posts/257858Would sea levels drop in a Younger Dryas-type event?ImpirrenRyRyhttps://scientific-speculation.codidact.com/users/443782019-11-19T20:23:04Z2019-11-19T21:19:46Z<p>I was imagining a sort of post-apocalyptic/collapse setting, where a few centuries of climate catastrophes brought on by climate change cause essentially your general end of the world as we know...https://scientific-speculation.codidact.com/posts/257148What would happens if global warming cause enough atmosphere loss?CoffeDeveloperhttps://scientific-speculation.codidact.com/users/369372019-10-25T17:21:58Z2019-10-26T08:57:47Z<p>What would happens if due to increased volume and reduced density, the global warming cause consistent loss into space of certain gases of atmosphere? What would we observe?</p>
https://scientific-speculation.codidact.com/posts/237334Is it possible to have (near future) satellites that appear to rise and set like the sun and moon?M. Chinghttps://scientific-speculation.codidact.com/users/417472017-11-29T23:56:16Z2019-09-20T19:00:58Z<p>And if I wanted them to appear about 10 times the size of the sun and moon, would this be possible? Should they lie inside LEO or beyond it? I would like their orbit to be considerably closer t...https://scientific-speculation.codidact.com/posts/238564How big would a satellite need to be to block out the sun?Coomiehttps://scientific-speculation.codidact.com/users/233622018-01-17T07:42:33Z2019-08-21T07:15:48Z<p>I have a story idea that involves a human attempt to halt and reverse global climate change. The idea is a simple one - a satellite that partially blocks out the sun. The satellite is located at...https://scientific-speculation.codidact.com/posts/253829Preserving the mammoth steppeSealBoihttps://scientific-speculation.codidact.com/users/61612019-06-21T14:08:59Z2019-08-12T14:51:12Z<p>During much of the Late Pleistocene stage, the world's most widespread biome was the so-called "mammoth steppe" - a cold, dry grassland which spanned eastward all the way from Spain to Canada. I...https://scientific-speculation.codidact.com/posts/252707Is this state of Earth possible, after humans left for a million years?Gistivhttps://scientific-speculation.codidact.com/users/178622019-05-09T06:24:19Z2019-08-12T13:15:17Z<p>It is the year 4056 (or probably later). The rocket with the last residents of Earth just took off, because global warming and pollution couldn't be stopped nor reverted and Earth became uninhab...https://scientific-speculation.codidact.com/posts/254552Keeping an "hot eyeball planet" wetaadvhttps://scientific-speculation.codidact.com/users/439852019-07-25T03:29:15Z2019-07-27T03:46:58Z<p>Consider such a tidally locked planet:</p>
<p><a href="https://i.stack.imgur.com/CdW6x.png" rel="noreferrer"><img src="https://i.stack.imgur.com/CdW6x.png" alt=""Hot eyeball planet""></a></p>
...https://scientific-speculation.codidact.com/posts/254437Would using carbon dioxide as fuel work to reduce the greenhouse effect?Cherryhttps://scientific-speculation.codidact.com/users/439532019-07-21T20:00:26Z2019-07-25T00:30:02Z<p>I'm trying to find a plausible way to reduce global warming in a world past the tipping point. </p>
<p>I recently read this article : <a href="https://www.sciencedaily.com/releases/2017/11/1711...https://scientific-speculation.codidact.com/posts/253861Are there semi plausible scenarios where Nuclear Winter could last a thousand years or trigger an ice age?John Dhttps://scientific-speculation.codidact.com/users/439482019-06-23T03:04:29Z2019-06-23T17:10:34Z<p>Trying to develop a fictional scenario with a 'believable' theory as to how a Nuclear War and resulting Nuclear Winter could turn into a millennial scale ice age. By 'believable', I mean that i...https://scientific-speculation.codidact.com/posts/253262Is a post-climate apocalypse city in which many or most insects have disappeared realistic?gumbiecathttps://scientific-speculation.codidact.com/users/438652019-05-27T16:20:32Z2019-05-28T12:36:02Z<p>Supposing climate change continues at its current "worst case" projected rates, would we see a noticeable reduction in insects down the line? I am wondering if it makes sense to have a character...https://scientific-speculation.codidact.com/posts/251810Underwater City- Applications of Nanotechjaxon5225https://scientific-speculation.codidact.com/users/437102019-04-07T19:47:24Z2019-04-09T05:04:52Z<p>With the rise of global warming and our leaders not seeming to do enough about it, expanding our ranges past the earth's ground seems like something we must do eventually. Everyone always points...https://scientific-speculation.codidact.com/posts/250514Could Comets or Meteors be used to Combat Global Warming?Nosajimiki - Reinstate Monicahttps://scientific-speculation.codidact.com/users/431722019-02-20T20:12:57Z2019-02-21T12:23:48Z<p>The running theory is that if the Earth is hit by a sufficiently large meteor, that the impact would create an ice age from all the dust it would put into the atmosphere. While this has been hi...https://scientific-speculation.codidact.com/posts/250460Can enough CO2 be captured, in order to reduce global warming, to reduce oxygen levels to suffocating levels?Justin Thymehttps://scientific-speculation.codidact.com/users/413362019-02-19T16:43:37Z2019-02-20T01:55:43Z<p>In a comment to a recent question, it was pointed out that <a href="http://biology.kenyon.edu/slonc/bio3/2000projects/carroll_d_walker_e/whatwentwrong.html" rel="nofollow noreferrer">Biosphere I...https://scientific-speculation.codidact.com/posts/250314Reducing atmospheric pressure on Snowball EarthMr Bumblehttps://scientific-speculation.codidact.com/users/81052019-02-13T08:44:36Z2019-02-13T21:42:24Z<ul>
<li><p><a href="https://en.wikipedia.org/wiki/Snowball_Earth" rel="nofollow noreferrer">A Snowball Earth</a> is a global condition (which may have occurred many times) in which the temperature...https://scientific-speculation.codidact.com/posts/250037Can black algae promote a global warming on a cold planet?Christmas Snowhttps://scientific-speculation.codidact.com/users/412212019-01-31T18:49:51Z2019-02-01T20:10:28Z<p>My world is at the outer edge of the habitable zone. There is enough heat and geological activity to start life, but a snowball earth is looming and threatens to freeze it all. There is some spr...https://scientific-speculation.codidact.com/posts/249065Plausible futuristic infrastructure for an underwater micronation built 300-500 feet below the surfaceHR Allsophttps://scientific-speculation.codidact.com/users/433102019-01-04T19:37:34Z2019-01-07T17:32:24Z<p>My story takes place hundreds of years in the future after global warming has made life at the surface uninhabitable for most life forms. What's left of mankind survived because it became popula...https://scientific-speculation.codidact.com/posts/248779How might a naturally-occuring geographical barrier between two areas *suddenly* become permeable so that a few people can cross it?olive bankshttps://scientific-speculation.codidact.com/users/432702018-12-27T02:59:17Z2018-12-27T20:09:39Z<p>The world is Earth, probably west coast of the USA, in the throes of severe climate disaster; major storms, earthquakes, droughts, fires and floods are the norm. </p>
<p>I am looking for a way ...https://scientific-speculation.codidact.com/posts/246836Would the melting of ice islands affect the weather across the seas?Faedhttps://scientific-speculation.codidact.com/users/72592018-10-16T21:17:43Z2018-10-21T19:22:42Z<p>I've studied a little about glacial melting and temperature changes in sea currents and worldwide. I couldn't find any definitive answer and since I'm no expert on this matter I'm a bit confused...https://scientific-speculation.codidact.com/posts/246459Opaque Solar Shield in Geosynchronous Orbit: Plausibility + Challenges of Maintaining OrbitIrving Washingtonhttps://scientific-speculation.codidact.com/users/429592018-10-01T22:43:10Z2018-10-01T23:27:42Z<p>Suppose humans of the late 21st century or beyond began constructing a solar shield as a solution to climate change. Suppose for some reason (open to suggestions) they choose to build the shield...https://scientific-speculation.codidact.com/posts/245840What would happen to the climate if Earth's sea-levels rose 2000m?Montefeltrohttps://scientific-speculation.codidact.com/users/429122018-09-09T17:50:58Z2018-09-10T00:54:27Z<p>This is the first of possibly several posts about the following scenario, in which Earth's sea-level rises 2 km overnight, generating a world map looking like this:</p>
<p><a href="https://i.st...https://scientific-speculation.codidact.com/posts/223760What is the quickest way to perfect global warming?user6760https://scientific-speculation.codidact.com/users/373502016-10-01T03:26:08Z2018-05-13T04:15:32Z<p>The second terrestrial planet orbiting the Sun is shrouded in greenhouse gases, the entire surface of Venus is always scorching hot due to the high concentration of atmospheric carbon dioxide wh...https://scientific-speculation.codidact.com/posts/240904Underground cities in a Glacial Climate Transition?Systemhttps://scientific-speculation.codidact.com/users/-12018-04-11T07:17:24Z2018-04-12T12:51:30Z<p>My story is based on a Glacial Climate setting or an Ice Age. However the transition is gradual and humanity was given some time to adapt. The transition began in our real-world technological eq...https://scientific-speculation.codidact.com/posts/230328How many "years without a summer" can society survive?EveryBitHelpshttps://scientific-speculation.codidact.com/users/44522017-04-13T12:52:31Z2018-04-07T13:45:09Z<p>In 1815 <a href="https://en.wikipedia.org/wiki/1815_eruption_of_Mount_Tambora" rel="noreferrer">Mount Tambora</a> erupted throwing so much dust into the atmosphere that the year became known as ...https://scientific-speculation.codidact.com/posts/230920What if a portal is opened from the Mariana trench to the Sahara desert?McGuckethttps://scientific-speculation.codidact.com/users/407972017-05-02T14:10:03Z2018-01-31T00:51:56Z<p>The first portal is placed at bottom-most point of the Mariana trench (the deepest part of any ocean, located in the western Pacific Ocean) and the second is placed in the Sahara desert in Afric...https://scientific-speculation.codidact.com/posts/238593How much sunlight would I need to block to stop / reverse climate change?Coomiehttps://scientific-speculation.codidact.com/users/233622018-01-18T01:27:14Z2018-01-18T19:33:50Z<p>Using this <a href="https://xkcd.com/1732/" rel="nofollow noreferrer">handy dandy graph</a>, I estimate that by the time climate change forces a response we will need to reverse 2° Celsius of h...https://scientific-speculation.codidact.com/posts/238454Climate Change after a Sudden Drop in EmissionsGeoffrey Carltonhttps://scientific-speculation.codidact.com/users/418952018-01-11T22:02:39Z2018-01-12T18:31:59Z<p>Suppose we have a world that saw a sudden collapse of civilization, not so violent that humans are suddenly struggling to survive but severe enough to cause humans to revert to a mix of city-sta...https://scientific-speculation.codidact.com/posts/236665Antarctic Climate on Greenhouse EarthWorldbuilder_Wannabehttps://scientific-speculation.codidact.com/users/413662017-11-05T14:39:35Z2017-12-27T14:14:15Z<p>Scenario: Say we have a massive release of greenhouse gases into Earth's atmosphere, however much for the ocean around Antarctica to get just warm enough for hurricanes to form during the summer...https://scientific-speculation.codidact.com/posts/236299What measures might an ancient civilization take to protect itself from extreme heat?Slartyhttps://scientific-speculation.codidact.com/users/56482017-10-25T12:32:48Z2017-11-01T17:57:33Z<p>An ancient human like civilization exists on a planet like our own but warmer, with more deserts and smaller oceans. Climate change is forcing the daytime temperature slowly upwards. What measur...https://scientific-speculation.codidact.com/posts/236364Maintain atmosphere on moon using global warmingrclevhttps://scientific-speculation.codidact.com/users/391912017-10-27T00:10:30Z2017-10-27T17:26:26Z<p>So, a neat thing, depending on how you look at it, about greenhouse gases is that while it's causing a raise in temperature near the surface it actually makes the upper parts of the atmosphere d...https://scientific-speculation.codidact.com/posts/235727Could an earthquake alter weather over the long term, and therefore climate?Zach Smithhttps://scientific-speculation.codidact.com/users/415312017-10-09T12:00:08Z2017-10-09T13:30:15Z<p>I live in Cape Town, South Africa where it is a very real possibility that not a single drop of water will be left in our dams come March 2018.</p>
<p><a href="http://www.news24.com/SouthAfrica...https://scientific-speculation.codidact.com/posts/211559At what point in climate change do we reach the Tipping Point?JDSweetBeathttps://scientific-speculation.codidact.com/users/822015-04-28T15:29:03Z2017-09-16T23:59:18Z<p>Assuming we have a world at the same stage in global warming as the Earth, with all other properties similar (population, carbon emissions, general climate, orbit, etc.) How long will it be unti...https://scientific-speculation.codidact.com/posts/233440What sort of animals would inhabit my world?Nuclearwalrusnetworkhttps://scientific-speculation.codidact.com/users/407172017-08-03T02:19:17Z2017-08-03T03:07:26Z<p>This world takes place in the remains of the Eastern United States, devastated by 3000 years of neglect and climate change. The Mississipi river is pretty much a gulf now, which has caused every...https://scientific-speculation.codidact.com/posts/232425What kind of Ice Age would cause an apocalypse?Jim Wuhttps://scientific-speculation.codidact.com/users/392692017-06-28T14:53:26Z2017-06-28T18:59:57Z<p>It's 2070, global warming is a terrifying reality. Coastal cities such as New York and Shanghai has already fallen to rising sea levels and extreme weather. In an effort to stem and perhaps coun...https://scientific-speculation.codidact.com/posts/231627Could a motorcycle cause enough pollution to harm a world?Deuxzhttps://scientific-speculation.codidact.com/users/393922017-06-01T01:41:23Z2017-06-01T07:04:42Z<p>Would it be possible for a single motorcycle to harm a world so much that it would cause significant change? </p>
<p>Conditions:</p>
<ul>
<li>Unlimited Amount Of Time</li>
<li>The Planet Is No...https://scientific-speculation.codidact.com/posts/212299What would an Antarctica without ice look like compared to other continents?Notarashttps://scientific-speculation.codidact.com/users/376272015-06-08T23:11:58Z2017-05-02T04:54:09Z<p>Lets suppose that Antarctica at some point lost most of its ice (due to global warming or some other plausible reason) and now most of its bedrock surface is exposed.</p>
<p>Compared to other c...https://scientific-speculation.codidact.com/posts/223950Can Global warming be counteracted by building a plant which creates Cirrus Clouds?RedOculushttps://scientific-speculation.codidact.com/users/394892016-10-06T23:26:13Z2016-10-06T23:56:47Z<p>The Idea is to move large amounts of water vapor high into the Troposphere, thereby blocking some of the sun's intensity.</p>
<p>Factors that contribute the Earth's solar heat gain include refl...https://scientific-speculation.codidact.com/posts/222757Would we solve oceans rising problem by destoying the Moon?papakiashttps://scientific-speculation.codidact.com/users/381532016-09-02T09:35:05Z2016-09-09T14:36:25Z<p>Sea levels are rising due to global warming. The Moon brings tides that also rise the sea level. If we destroyed the moon could this problem be solved? Would it have other consequences?</p>
https://scientific-speculation.codidact.com/posts/222535Complete cloud coverage for 300 yearsAziah97https://scientific-speculation.codidact.com/users/394422016-08-27T01:42:40Z2016-08-27T11:29:23Z<p>What would the weather conditions be like if earth was covered in a layer of clouds and pollution for 300+ years? there is still light in the day but it is minimal and the nights are pitch black...https://scientific-speculation.codidact.com/posts/221900A giant steel rod hanging from moon with its other end in atmospheredisplayhttps://scientific-speculation.codidact.com/users/393232016-08-12T09:39:09Z2016-08-12T12:52:11Z<p>Assume there is a giant steel (or any metal with good thermal conductivity coefficient) rod hanging from moon with its other end in atmosphere (say 5KM above sea level). </p>
<p>1.) Being the ...