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Questions tagged [environment]

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

3
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3answers
218 views

Plausible homeworld for an insectoid-ish alien species?

I have a planned species of aliens that have many commonalities with longhorn crazy ants (cooperation with colonies of the same species, can live in a large variety of environments, and have the ...
2
votes
1answer
113 views

The World's a Jungle Again. How Many Species Would Crowd the Continents? [closed]

In accommodation to my last question, we are now transferring from meteorology to ecology. Today, tropical rainforests take up only 3% of the world's surface, yet they take up half of the plant and ...
1
vote
1answer
242 views

Which parts of our civilization would survive 1000 years? [closed]

If some catastrophic event happened that wiped out humanity tomorrow, not destroying any objects or places, which parts of our civilization would survive for 1000 years? What would the world look like?...
18
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5answers
3k views

Can visible light be blocked while still allowing for light for plants to survive to pass through?

What I'm thinking for this question is that some kind of filter is put around the sun by aliens that prevents some kinds of solar energy from passing through but allows other types. Like if it ...
1
vote
4answers
238 views

Greening The Sahara

Would it be possible to "green" the Saharan desert, given near future technology If so what things might have to be done, what kind of plants or bio engineered plants and animals would be introduced? ...
4
votes
2answers
146 views

What would be the ideal terrain for promoting the evolution of blade feet that sink into the ground?

So, in my last question, I asked "How could an animal run fast using blade-like feet that sink into spongy ground?" The premise was that on my planet, forests grow not from soil but from spongy, ...
2
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3answers
176 views

Could I EMP most of Earth using nuclear weapons without damaging it otherwise?

Let's say you have the entirety of Earth's nuclear stockpile at your disposal (you don't have to use it all, and if you need it there's an infinite supply of extra ICBMs) and that every weapon you ...
4
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3answers
146 views

Dense atmosphere and survival?

How difficult would it be for a human to survive on a planet with an atmosphere 2-5 times as thick as Earth's but with gravity like Venus? Would such an atmosphere be survivable? If yes, then how ...
5
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3answers
384 views

All conditions being ideal (gravity, ecosystem, etc), what are the physical limits of tree growth on earth? [duplicate]

I ask the question, not as a subjective "well, Dale, what do ya reckon?" but as a perfectly factual question about tree growth here on earth provided a finite set of physical (natural, real) ...
1
vote
1answer
193 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 ...
2
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0answers
69 views

How much damage would the industrial extraction of oil do to an uninhabited jungle island? [closed]

Note: I have done considerable research on this topic and have not yet found an answer that fits the specific conditions of my question. Since my question has unique conditions, (for example: The oil ...
1
vote
0answers
87 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,...
6
votes
2answers
363 views

Effects of gravity upon weather?

So there are loads of things that are taken into account with weather from geology to water currents to axial tilt etc. But i am wondering what the effects would be on weather on planets with varying ...
6
votes
1answer
221 views

Underground cities in a Glacial Climate Transition?

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 ...
7
votes
3answers
176 views

Effects of a supermassive ship colliding with a planet

The basis of my story revolves around a single survivor escaping a massive colony ship gone critical above the skies of an alien world. After his escape via escape pod, the ship crashes halfway across ...
7
votes
1answer
171 views

What sort of habitats could exist Pre-Zanclean Flood which formed the Mediterranean Sea?

There is a lot of information on drying up a Mediterranean sized depression. However, there is not a lot of information on drowning such a large area or what sort of habitats could exist before the ...
6
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17answers
2k views

Human caused apocalypse other than nuclear winter or climate change [duplicate]

I am writing a post apocalyptic story in which a large amount of the foliage is dead and agriculture has become much more difficult. My original idea was to say that this was caused by an ancient ...
8
votes
2answers
305 views

Syrup Atmosphere

As you look at the properties of the atmosphere as you scale up or down, things get weirder and weirder. One good example is the fairyfly and its environment. Fairyflies are so small that at their ...
0
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1answer
145 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 ...
33
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6answers
6k views

If a patch of desert were magically displaced to the middle of a forest, what would happen to the whole forest after certain periods of time?

First of all, I am tagging this with the magic because this phenomena is not a result of something natural. What would happen to a whole forest region if a patch of desert magically appeared at its ...
3
votes
1answer
124 views

Creating a Cold Super-Venus for a story

My story revolves around a group of human astronauts exploring various planets via a new revolutionary type of drive. One of the planets I'm envisioning is a Cold Super-Venus, i.e. larger in size, ...
6
votes
3answers
232 views

Environmental/meteorological effects of a superstructure

If there was a supermassive structure built on earth (30km tall, 10km wide/deep tower with slightly slanted faces), what sort of effects would this cause on the surrounding areas? Specifically, what ...
1
vote
2answers
295 views

Animal husbandry in post-zombie apocalypse Great Britain

Disclaimer: The scenario here is modelled after the M. R. Carey's book The Girl With All The Gifts and its sequel The Boy On The Bridge, so it will contain some spoilers. Scenario: Most of human ...
1
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3answers
381 views

Why would be preferable use crossbows than firearms? [closed]

First of all, I am aware that its impossible for a planet with less gravity than the Earth, to naturally maintain an atmosphere with the same terrestrial gases, in an equal or greater proportion. ...
1
vote
1answer
111 views

What are the best predators to spark intelligence in these aliens? [closed]

I want my aliens to have some very interesting adaptations, but with these adaptations comes the question "why do they even need intelligence in the first place?". My solution to this is predators. It ...
11
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6answers
1k views

What ecosystem changes would be observed if all flighted creatures were grounded?

I'm about to kick off a game of Dungeons and Dragons. My setting is magic-medieval and the plot is that the power of flight has been suppressed by an avenging god. How long would it take before the ...
0
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2answers
312 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. ...
3
votes
3answers
228 views

Long term living without sunlight

May be the wrong site, but researching for a writing project... What effect would there be on a group of humans living in a lightless and cramped environment (assume underground) for nearly 800 years, ...
6
votes
3answers
125 views

What cosmological/biological event could cause most if not all humans to go nocturnal?

I'd like to keep this as science based as possible. I'm not even sure if this sort of question fits this exchange. Is there a possible world wide affect that when triggered (by human/cosmological ...
20
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12answers
788 views

Can massive military land vehicles be made practical?

The largest self-powered vehicle in the world is the NASA crawler-transporter, a 2700 ton machine designed to transport the Space Shuttle a short distance and in a straight line. During WW2, German ...
7
votes
1answer
170 views

Effects of Rings - Debris?

I've been thinking about writing a fantasy novel set on an earth-like world with Saturn-like rings. I've been doing some research here by looking up questions about worlds with rings, of which there ...
6
votes
4answers
1k views

Would a “city on a bridge” be friendlier to the environment than a more typical city on land? [closed]

The "city on a bridge" that I'm envisioning has the entire population living their entire lives on a habitable bridge or a series of such bridges over major rivers, only going on land for recreation ...
7
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9answers
2k views

Detritivore farming

So I have this intelligent alien race of detritivores and I was wondering if it would be more practical for them to be a farming society or a hunter-gatherer society. I don't know if this is very ...
18
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3answers
2k views

Could ancient seeds buried deep in subsoil sprout given the right conditions?

A friend of mine was telling me about a story where a man clear cut a diverse ecosystem of plants in an area similar to size and shape of a small caldera (not necessarily a caldera itself). ...
0
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2answers
490 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 ...
0
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1answer
111 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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1answer
65 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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3answers
205 views

What fruits and vegetable could people grow 6 000 years BC?

Considering a civilization that was here far before everything we know of, lets say around time of Gilgamesh. Warm climate, almost no winters, near the ocean with enough rivers, and people being able ...
0
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1answer
101 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 ...
3
votes
5answers
211 views

Could a Fire Mage create an ocean current to propel a ship?

If a mage with the ability to generate heat, used this to heat the water around an ocean vessel, would they be able to do it in such a way that propels the ship? I was thinking something similar to ...
6
votes
4answers
136 views

What would be some differences in the environment if the sun were always at the same point in the sky?

My fantasy world consists of a flat plane, with the sun affixed to a point directly over the main continent. This sun powers down to create night conditions, and then powers up again in the morning. ...
3
votes
5answers
332 views

What effects would regular ash fall have on an ecosystem? [closed]

I have a desert world with high tectonic and volcanic activity. To the point where an ashfall is not an uncommon weather pattern. The ash itself would be very fine fertile ash. The ash also has a ...
2
votes
1answer
453 views

The effects of gravitational pull in a solar system with a pendulum Sun

Imagine a world whose sun is swinging like a pendulum above a flat surface. This is a sketch of the diagram. A complete cycle lasts twenty-four (24) hours (from an end to the other and back again to ...
15
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5answers
665 views

How can I figure out the territorial needs for my Werewolves?

There are lots of different creatures that are loosely based on wolves. The most prominent one is probably the Werewolf, a mix of a human and a wolf. But there are also others, such as Dire Wolves or ...
4
votes
1answer
161 views

Creating a gas-giant based empire, how can I maximize the amount of Earth-sized habitable worlds around a gas giant?

As the title says. I need to have at least 3-5 habitable Earth-gravity worlds (preferably with atmosphere, nitrogen oxygen) as many smaller, lifeless moons as possible, and a planetary ring. (i.e. ...
2
votes
2answers
286 views

How long could a city last if it were completely underwater?

Let's say there is a city, about the size of New York City, that is made only out of stone, steel, and glass. This city would be completely underwater. Assuming no humans are alive in this city, how ...
9
votes
5answers
239 views

Could a permanent storm system circle a planet's equatorial zone?

I'm thinking of using this as a method of separating a planet's technological and cultural evolution, then having a sudden clash as the more advanced one becoming able to cross the storm belt. This ...
5
votes
2answers
151 views

How would weather change if the distribution of land were very uneven?

I have a map for my new word but I am not sure how the climate and weather would realistically work on this map. Axis tilt and position to Sun is the same as Earth, with two moons.
9
votes
3answers
336 views

Creating a dark world - What kind of flora can I get away with

Primary question If this world averages a visible light level of civil twilight (about 1000x dimmer than full daylight, or 500x brighter than full moonlight) during the day, what kind of plants can I ...
1
vote
1answer
247 views

What would be the effects on the enviroment if a Giant walked by in a world with Earth like physics?

I recently came by the many questions of scaling creatures and the square-cube law in real world physics right here, and it piqued my interest a bit to make this question. Think of it as an exercise ...