Questions tagged [climate-change]
For questions about planetary climate change.
110
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3
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1answer
102 views
How Quickly Would the Pioneers of this Seeded Jurassic World Alter the Climate?
Sometime last month, I have compiled a comprehensive list of all the prehistoric creatures featured in the bulk of the Jurassic Park franchise--in the five established films, in the upcoming Dominion ...
-2
votes
1answer
72 views
World wide electricity network [closed]
What if the UN, backed up by all nations would by a huge land from some country, lets say Russia and build there lots of nuclear power plants to power up the entire world?
There will be world wide ...
4
votes
0answers
106 views
If the Earth is completely covered by mirrors, how quickly does it freeze?
Suppose all areas of the Earth is suddenly covered in indestructible mirrors (assume they reflect 70% of solar energy that would hit the land/ocean), how quickly will the increase in albedo cause the ...
6
votes
3answers
105 views
Nesting abilities of migratory interdimensional creature
I'm waving hands a fair bit here, and I am doing that because I believe that it is internally coherent, so if you accept these things, you shouldn't need the story to suggest answers. I'm including as ...
3
votes
3answers
269 views
Consequences of heat redistribution on the climate of a planet
There are three types of magic system in the world I'm building. One of them, Sundancing(tentative name), can manipulate thermal energy. So they are able to take energy from an enviorment, cooling it ...
8
votes
5answers
526 views
What would happen if we built a huge cofferdam around Hawaii and drained the water?
I had an idea for a sci-fantasy story set in a far future where there are primitive human settlements at the base of Mauna Kea who are unaware that they're actually dwelling on the sea floor of the ...
6
votes
2answers
111 views
How plausible is this volcanic eruption event? Dark Age without total extinction of Stone/Bronze/Iron Age people?
At the end of the desert's westward Great River (think the Nile in Egypt) there is a volcanic island called Harek-Set. Its black mountain is a hotspot volcano which produces obsidian and makes the ...
13
votes
3answers
1k views
Can one nation purposefully, inconspicuously, cause global warming?
The People's Dominion of North Kadana is an arctic isolationist dictatorship, with lots of territory but it is all barren frozen tundra. Their plan: heat up the world by a few degrees, making their ...
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5answers
219 views
Would solar energy have been viable during the extinction of the dinosaurs?
I've been imagining a world where several coincidental factors drastically reduce the temperature of the world, leading to global cooling. Lots of snow may be involved, but I imagine there would be ...
4
votes
2answers
147 views
What will Glacier Bay National Park look like in 2000 years?
I am working on a story that takes place roughly 2000 years after a worst-case-scenario climate apocalypse. It revolves around a society located in present-day Glacier Bay National Park on the Alaska/...
0
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0answers
43 views
Could we build a global renewable energy grid? [duplicate]
I’m trying to build a post-fossil fuel world for my eco thriller. So in my head it works like this: Fossil fuel is outlawed internationally amd renewable energy is mandated; each country has a ...
10
votes
3answers
603 views
Time estimate for converting desert to savanna/forest
I'm building a world in whose history climactic changes causes a region of desert to start seeing regular rain. This causes the native culture of the desert people to also change along with it, ...
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votes
1answer
55 views
Could the vaporization of all the oceans push away most of the air in the atmostphere?
You may remember my question here, part of which assumed that all humans would die in one way very quickly, with minimal destruction to the planet.
This question will ask about the way humans would ...
2
votes
2answers
197 views
How long would it take for earth to dry up?
At current global warming rates, the sea levels are rising because the ice caps are melting. But once the ice caps are all melted, the sea would stay the same.
In my world, humanity's money revolves ...
11
votes
3answers
444 views
How much of the sun's light would have to be blocked for the Earth to become uninhabitable?
For context: I'm writing a story where the main antagonist is an empire that builds Dyson swarms around every star they can get their hands on. The protagonist lives on a planet around one such star, ...
2
votes
2answers
94 views
How could strange energies cause massive droughts within a localized region?
The scenario:
Background
Let me begin by explaining the surreal parts of this scenario: essentially there is an archipelago of islands just south of Australia that have existed under the world's noses....
5
votes
3answers
118 views
Best location for mass desertification?
I would like to know the best potential mass desertified location for my story set in the near future. (50-60 years.) This includes land or water, eg a dried up lake or area of farmland, or both.
By ...
6
votes
3answers
510 views
Would a permanent rain be possible?
Would there any scientifical explanation to a permanent rain (at least 2 years) everywhere on Earth ? Climate-change ?
My best explanation at this point is accelerated ice cap melting. There must be ...
6
votes
3answers
528 views
Could you actually make a green space program?
Is it plausible to build and maintain a space program without adding to climate change?
While obviously there are larger problems in the near term with respect to climate change, I'm thinking about a ...
0
votes
2answers
96 views
What impact would a magical curse that saps the life from plants have on bodies of water?
I have a region in my homebrew D&D setting that used to be grassland/fertile farmland, and the breadbasket of the elven empire, until some wizards did a collective magical ritual that permanently ...
1
vote
0answers
40 views
Enhanced Rock Weathering in the Sahel Region of Africa [closed]
A recent Guardian article "Spreading rock dust on fields could remove vast amounts of CO2 from air" has gotten some attention in the nongovernmental and UN organizations working in the Sahel ...
2
votes
3answers
149 views
In a world where sea levels fell dramatically, what effect would that have on life at the local level? (more in the body)
Assuming the levels fell at a noticeable rate year-on-year, how long would it take the tides to be a significant (200m or so) distance from where they used to be? How long until the new land would be ...
2
votes
1answer
74 views
Could a new impact basin be responsible for desiccating an entire planet?
Situation: A planet similar in size to the Earth has a Eurasia+ sized continent at its South Pole. It is hit by a huge asteroid near its South Pole. This would produce a very large crater/basin. ...
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votes
1answer
63 views
We are in 2200 and global warming hits us very bad. Can we create a winter? [closed]
Let's assume a society similar to ours, a few hundreds of years in the future. We managed to trigger a snowball effect on global warming with our fossil fuel use. Earth is very hot. The technology is ...
4
votes
3answers
333 views
When earth is filled to the brim with plant-life, can it cause a hyperoxic environment?
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?
9
votes
3answers
128 views
What average global temperature would optimize Earth for human habitability?
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 reduce ...
1
vote
0answers
52 views
What could cause massive global sea level rise? [duplicate]
I'm thinking of creating a world in which sea levels have risen by around 200 metres, leading the Earth's surface to look something like this, minus the ice:
Obviously, a 200 metre rise is enormous, ...
2
votes
1answer
126 views
Is it possible to have a greenhouse effect this strong and still have an atmosphere breathable by humans?
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 ...
2
votes
3answers
185 views
Could an enormous structure be used to attract rain by acting as an artificial mountain?
If it were possible to build a giant geodesic dome tens of miles in diameter, what effect would it have on nearby weather?
If built in an arid climate like the Sahara or Australia, would it be ...
5
votes
4answers
205 views
In an Earth with massively spiked CO2 content, how might survivors set about reducing that content?
Some cataclysmic event has transpired on planet Earth in the not-too-distant-future, and the outside air is now thick with CO2, causing all of the problems that come with it. Human beings can no ...
4
votes
5answers
283 views
Post- Nuclear Holocaust. Radioactive wastelands vs eco-system and chances of human survivability?
I'm attempting to flesh out the history to a sci-fi novel I'm currently writing, which is set in the future.
Several hundred years prior to the beginning of the story, lack of resources lead to ...
15
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8answers
9k views
What would Earth look like at the beginning of 22nd century if temperatures rose by 30 degrees Celsius?
The beginning of 22nd century. Temperatures on the globe rose by 30 degrees Celsius over decades, because humanity was unwilling to stop greenhouse gas emissions. How would the surface of Earth look ...
3
votes
4answers
210 views
Need a North American location with a large city and whitewater river for post-apocalyptic fiction
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 hell of ...
5
votes
1answer
678 views
What would happen if ocean currents suddenly stopped (or changed)?
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 might ...
3
votes
2answers
121 views
Would sea levels drop in a Younger Dryas-type event?
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 it ...
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votes
2answers
120 views
What will my grandson see? [closed]
It’s the year 2109, despite the efforts of the heroic climate change campaigners of my childhood the tide of human progress was too much to halt. Humanity didn’t change its ways and everything ...
1
vote
1answer
79 views
Could a Puma survive an Impact Winter?
I'm doing some researches for my book. I've read that the impact winter which lead to dinosaurs extinction was 18 months long. Long enough to kill plant life, big herbivorous and big carnivorous. I ...
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2answers
92 views
What would happens if global warming cause enough atmosphere loss?
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?
6
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4answers
1k views
What adaptations would be advantageous given a regular, but extreme variation in climate?
In a fantasy world I am constructing, a planet goes through regular, but extreme temperature cycling. Roughly every 500 years, the planet begins to heat or cool, dependent on its current temperature. ...
5
votes
2answers
221 views
Would building a large underwater dome be possible with European Renaissance technology?
So my novel setting is a pseudo-European continent that is at a Renaissance level of technology, and over the past century has experienced rampant sea level rise. I’d imagine that this would present a ...
3
votes
3answers
388 views
The Earth-like world's been shrouded by darkness. For how long would the civilization be able survive?
In this setting, the Continent has been hit by several catastrophes, caused by the inner workings of planet's tectonics, and the eruption of a volcano far on the other side of the world. Gravest of ...
29
votes
9answers
6k views
Keeping an "hot eyeball planet" wet
Consider such a tidally locked planet:
Many issues with tidally locked worlds have been discussed, but I'm not clear on how the water cycle for an otherwise Earth-like tidally locked world, would be ...
4
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10answers
9k views
Would using carbon dioxide as fuel work to reduce the greenhouse effect?
I'm trying to find a plausible way to reduce global warming in a world past the tipping point.
I recently read this article : https://www.sciencedaily.com/releases/2017/11/171127173225.htm. It ...
6
votes
3answers
450 views
Are there semi plausible scenarios where Nuclear Winter could last a thousand years or trigger an ice age?
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 it ...
7
votes
3answers
315 views
Preserving the mammoth steppe
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. It was ...
8
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4answers
660 views
Is a post-climate apocalypse city in which many or most insects have disappeared realistic?
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 who ...
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13answers
6k views
Is this state of Earth possible, after humans left for a million years?
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 uninhabitable....
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1answer
178 views
Do any of the things happening on this world actually have a chance of happening? And if they do, how long would humankind survive? [closed]
In this world, global warming has reached a tipping point. The equator has reached temperatures well over 212 degrees Fahrenheit (100 Celsius, 373 Kelvin), resulting in the "Boiling Sea". Global ...
0
votes
2answers
153 views
What are the logistics of wiping out the current world to the point a "new" generation of humans would not be able to find it? [closed]
Backstory
I have a race of biologically advanced aliens that develop by fighting, adapting, and growing immune to the current highest standards of technology a species has to offer. By doing this they'...
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2answers
111 views
Underwater City- Applications of Nanotech
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 to ...
