Questions tagged [environment]

For questions about an environment or aspects of it such as geographical, atmospheric or climate.

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1answer
233 views

How could magic theoretically alter flora/fauna? [closed]

My world is close to an alternate earth except totally different. The planets name is Ethuna, and instead of magma and a molten core, it's made of a ball of energy connecting huge masses of rock. This ...
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1answer
221 views

Could human life exist on (not around) a brown dwarf? [duplicate]

This is question #2 regarding the background art of Worldbuilding.SE The Question What human-made improvements would have to be made to a brown dwarf star for humans to be able to live on it? Also, ...
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0answers
223 views

Tsar Bomba Red Forest [closed]

Since 1986, a thousand square miles of eastern Europe is off-limits to average people. That is because of the nuclear accident at Chernobyl. Ironically, the fact that people aren't allowed in the ...
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0answers
119 views

How would a swamp based society gather food? What perils would they face? [closed]

I'm writing a fantasy book where the main group of humans live in a "swamp world." Picture Arrakis from Dune, but swap the desert for a swamp. I don't want these people to have fire. I want them to ...
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0answers
89 views

Cooking with flatscreens [closed]

If you were stuck in a dystopian future, where all technology was useless but still littered around (and so physically available), what would you re-purpose to enable you to cook a stew? Fire surround,...
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0answers
101 views

Metal Box with one square mile of fertile soil [closed]

Imagine you and a group of people all wake up in a ginormous metal box. The type of metal isn't important. The box is so large that you can fit multiple cities in it. The walls are the height of sky ...
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0answers
161 views

Effect of asteroid impacts on Earth [closed]

So specifically I'm looking at three asteroid impacts at once. Little backstory: It takes place over 100 years in the future. Population steady grew. For unimportant reasons aliens show up. Three ...
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0answers
251 views

The Arctic Plate [closed]

In this alternate Earth, each ocean has its own plate, and the Arctic is no exception. Horizontally cutting Iceland in half, we can find the border three to seven miles off the coasts of Labrador, ...
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1answer
72 views

Synthethic Phytoplankton

Some people created synthetic bacterial life forms to use them as fuel producers back then; it's called synthia I believe... and I don't know how it ended up. So creating life is already possible. ...
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0answers
1k views

Ideal cities in future [closed]

Because of population growth, space for living will become a problem in the future. Either we could build lots of skyscrapers or we could build underground cities. And I think underground cities would ...
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4answers
306 views

Changing the Danger Zone of Tornado Alley

I am currently at the end of my wits. No matter what change I do to the North American geography, northeastern Nebraska (42.4649° North, 96.4131° West), is still in the danger zone called Tornado ...
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3answers
425 views

Sky Train Blimp Plane?

Can using blimps to hold power lines and implement laser filamentation of ablout 7 meter span from the source of power for a contact free power supply to power an electric engine (designed to run on ...
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4answers
187 views

How significantly would the course of rivers change over 10,000 years?

This one is rather straightforward. A character falls into a magically-induced coma for about 10,000 years and then wakes up to find the world around him different in quite a few ways. There's not a ...
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2answers
328 views

What would the world be like today if a nuclear winter started in the 60's?

Obviously, any technological advancements that would have happened between the 60's and now would probably not have occurred, but I was wondering what the other possible consequences could be. ...
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3answers
196 views

What amount of heat would be necessary to evaporate the oceans? Can his heat threshold be reached if there were no ozone layer? [closed]

The problem in my fictional future Earth was: almost the entire ozone layer disappeared due to a massive release of CFCs in the atmosphere. I was trying to calculate if this would lead to the oceans ...
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1answer
126 views

Could a planet's ecosystem function to serve the balance of all, rather than survival of each one?

I'm currently designing an alien world that has a rich biosphere. Now, one thing about the lifeforms of this planet is that they have a completely different genetic code than us. Apart from being ...
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2answers
81 views

How can an environment with an absence of predators be prevented from ecological damage?

The circle of life is a philosophy that represents the infinite nature of energy, meaning if something dies it gives new life to another. Of course, this is merely a cover for the Lions true purpose ...
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1answer
480 views

What if half the Earth was covered in lava? [closed]

Imagine that some kind of catastrophic event takes place on Earth, like a gigantic eruption, and half the planet ends up transformed into a hell-like hemisphere, with volcanoes and seas of lava (like ...
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2answers
560 views

What are the most efficient sources of water and electricity in a vast desert? [closed]

I have a story taking place in a vast desert. There are however a few large and highly advanced cities within this desert with running water and electricity and I was wondering if this would be ...
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2answers
107 views

Turning the USA's Streets Into Miniature Canyons

It'd seem, looking at this map, that all the streets of the Lower 48 States are already interconnected, so the alternate scenario is already off to a good start. But let's look deeper. In this ...
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1answer
159 views

What is the concentration of oxygen at higher pressure that humans can adequately tolerate? [closed]

I am thinking of a scenario in which the protagonist travels to a world relatively similar to the earth, but with certain differences with respect to the atmosphere, specifically its atmospheric ...
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3answers
379 views

Humans drilling and pumping a planet's liquid core. What are the environmental effects?

Humans have managed to do the impossible. By combining Russian hole drilling experience, Western capitalism and some ingenious use of carbon nano tubes Drilling Corp Ltd. has managed to create a ...
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1answer
206 views

Life in a gas torus around a neutron star

Larry Niven wrote a novel called The Integral Trees, which was followed by a sequel The Smoke Ring. This is Wikipedia's synopsis of the setting: The story occurs around the fictional neutron star ...
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1answer
82 views

What circumference would a no season temperate climate planet have

Imagine a planet, 3/4 water and 1/4 landmass. No axis tilt so the climate is moderate throughout the year. IE peak temperatures at 100°F at equator. It orbits a sun about the size of ours and has a ...
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1answer
124 views

Making Earth with larger radius practical [duplicate]

If the Earth's radius were increased from 6371.0 km to 9010.0 km while maintaining the same surface gravity, how much mass do I need to add? Besides the main question, I also have a few other ...
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2answers
386 views

Can we scientifically remove all air pollution from earth?

As the title states, is it even possible to remove hazardous air chemicals in Earth? I think I could list the pollutants which I think we could remove, these are the following : Nitrogen oxides (...
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1answer
94 views

Can Global warming be counteracted by building a plant which creates Cirrus Clouds?

The Idea is to move large amounts of water vapor high into the Troposphere, thereby blocking some of the sun's intensity. Factors that contribute the Earth's solar heat gain include reflectivity/...
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1answer
171 views

The Midwest, Great Lakes Earth

I live in northeastern Nebraska, and I had seen more than enough of tornadoes in my lifetime. So in an alternate Earth, it is my hope to make some changes that would save my home from being another ...
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1answer
158 views

Is a Terminator line(twlight zone) wide enough for people to live in? [duplicate]

I'm writing a story about a planet tightly locked in rotation. Would it be viable for people to live within the twilight zone of the planet? I'm not talking about just a couple people I'm talking ...
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2answers
187 views

Room-Temperature (or near enough) Superfluids

Are there (or can there exist) a room-temperature superfluid that is not toxic or in other ways dangerous to humans? (A superfluid being a liquid that can crawl up the sides of objects and completely ...
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1answer
840 views

The Rocky Mountains, Great Lakes Earth

The mountains of the American West have some major differences. For starters, only the Rockies stand firm—no Coast Range, no Grand Canyon and most certainly no Sierra Nevada. The Rockies on Great ...
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1answer
314 views

How would floating islands work? [duplicate]

Soaring among the clouds over an earth-like planet, islands... on which fortresses are built for strategic advantage, on which stations for the dragon air force are built, and which can be relatively ...
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2answers
4k views

What would happen if all the pollution in the world just disappeared? As well other stuff? [closed]

Let's say that somehow someway, all the pollution in the world just disappeared, along with the trash, oil and random junk that filled the ocean, as well as the all the sludge that filled fresh water ...
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7answers
631 views

Can a planet have half the orbit and rotation times of Earth? [closed]

Ok, my head hurts after thinking about this and writing this question at least six times. Finally I have something that might pose as a question. Can a planet have a 6 Earth-month rotation around its ...
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2answers
108 views

how can I make communal societies develop technologically?

In early human history, we started out as a hunter - gatherer society. As time went on, we began developing tribes and fighting each other for territory and resources in order to survive the harsh ...
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1answer
201 views

Is this a fairly decent description for a post-apocalyptic fiction story?

Okay so the story takes place up in the northern hemisphere around glaciers and polar bears and all that good stuff, its main character is named Xavior and he is a good human adapted to the ...
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1answer
130 views

If Vikings Settled on a Tropical Island, How Would That Affect Up The Native Ecosystem? [closed]

An ice age has hit the already cold planet of Ryu 108. Its inhabitants, with the culture and technology of Scandinavia at the height of the viking age, are forced to feed themselves with a drastically ...
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2answers
122 views

Would an alien on Earth have an impact on its immediate environment in unexpected/unwitting ways? [closed]

Examples: Acid erosion to things it touches. Fluctuations in electricity. Spread of disease. Lack of immunity to certain diseases.
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1answer
155 views

How a huge verdant area can exist next to barren desert? [duplicate]

Imagine an alternative version of Athas, the world of Dark Sun setting. Everything around the populated areas is a desert filled with cannibals and places that have some natural life is kept like that ...
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1answer
83 views

how Could we control magnetic fields around us effectively? [closed]

I'm trying to write a story where a character controls the magnetism around him, how would this effect him and the world around him, what can potentially be his weaknesses?
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1answer
103 views

Climate effects caused by two orbiting sources of hot and cold radiation [closed]

Considering a world where the globe has two orbiting bodies at the opposite sides. They would preferably orbit around the equator. The nature of these bodies is linked to the magic system of the world,...
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6answers
238 views

200G to 1G environment

Let's say a human were to live most of his life in a 200 G environment but then suddenly enter a 1 g environment, What would be the effects to his body and will this give him the ability to carry ...
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3answers
240 views

How Long Can a Burnt Postapocalyptic Forest Be Barren?

Lately, I have been reading word that our latest epidemic of firestorms is so severe that "trees won't plant themselves naturally", according to the Arbor Day Foundation. Indeed, the picture of a ...
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2answers
676 views

A Younger Siberian Traps [closed]

Back home, the catalyst for the worst biotic catastrophe in the world, the Siberian Traps, don't have much left. 252 million years of erosion was more than enough to reduce the igneous province from ...
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1answer
108 views

If a civilisation is built on the back of a moving body, what is a day like? [closed]

What this question is asking is that if there were a group of people living on the back of a something that itself moves, how is the passage of time measured for days, weeks and seasons as these ...
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1answer
53 views

Survival On Different Planet With Given Resources [closed]

Imagine you are travelling on a space craft “Futura” with a sole aim to find out the EARTH 2.0. For this, you carry along the following: a dog, a rat, plant seeds (rice), cultures of algae, oxygen ...
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1answer
65 views

Planet Size Disaster [closed]

What kind of disaster could be large enough to wipe out an entire planets life and leave it like a complete wasteland, similar environment to what Mars is? Nuclear warfare or meteors are what I have ...
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2answers
171 views

Why the Aeolipilie/Heron Steam Device 10-07 AD, Never Come to Be a Useful Power Plant Today? [closed]

System of the Aeolipile Heron Steam device from Alexandria 10-70 AD
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1answer
109 views

What happens if Iceland disappears? [closed]

In 2018, as if by magic, the entire island of Iceland suddenly disappears, along with all ground and sea down to 1km below sea level, all air up to 1km above sea level, and everything in or on the ...
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3answers
150 views

Earth like planet with two moon like satellites

I was thinking about this world with different ancient factions on war. The war caused both of them and most life on the planet to die, I was thinking about one of the moons getting shattered as a ...