Questions tagged [environment]

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

Filter by
Sorted by
Tagged with
8
votes
3answers
246 views

How would animals “see” in a superdense atmosphere?

The obvious hitch with a superdense atmosphere is that, even without being super deep as well, it absorbs light. Just as the bottom of the ocean is dark even just miles deep, an atmosphere as dense as ...
8
votes
4answers
235 views

How would a hollow, layered lattice planet work?

I had the idea to make an artificially constructed planet which is terrestrial, but has the diameter of Jupiter. Instead of being a solid sphere, it would be five spherical layers, with land on the ...
8
votes
1answer
164 views

Could an organism as complex as a human breathe sulphur dioxide?

On my world sulphur dioxide makes up most of the atmosphere (42%). It comes from constantly active land-based and Hydrothermal vents. I know there are basic, or basic compared to a human, organisms ...
8
votes
2answers
278 views

Fusion thrusters on a planet. Problems with temperature and radiation!

I'm really in doubt if a fusion thruster could be used inside a planet (populated places). As i saw in the TV show "The Expanse", their fusion engines are really, really hot, hotter than the surface ...
8
votes
2answers
570 views

Let's build a Super-Habitable Earth

How do you go about boosting an already-habitable planet's habitability? I want to maximize biomass, hopefully cover the whole planet surface in luxuriant jungles and forests, brimming with insects, ...
8
votes
1answer
201 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 ...
8
votes
3answers
385 views

Perpetual fog issues

What problems would perpetual fog cause to a country roughly the size and environment of Ireland? The country has all modern infrastructure such as power plants, roads, factories, hospitals, etc. ...
8
votes
3answers
156 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
votes
3answers
2k views

What Color Can the Sky Be?

A good friend of mine, who's a doctor, is very well traveled, and he told me he's seen skies of different worlds take all the colors of the rainbow (and the grayscale to boot). I suspect that he might ...
8
votes
1answer
249 views

How can a world have permanent cloud cover?

The inhabitants of my Earth-like planet live high up in the atmosphere at ~1500 meters. When they look down, I don't want them to be able to see the ground. I figure the best way to accomplish this is ...
7
votes
8answers
2k views

Larger moon = Larger Tides = No oceanic ships?

In an Earth-like world with a moon as large as this: Would the larger tides discourage oceanic shipping?
7
votes
4answers
747 views

Is this 80.000km-diameter world plausible?

Characteristics: has close to 80.000km in diameter The atmosphere is composed of: -30% hydrogen (cold gas planets have hydrogen but it makes sense it exists in a rocky planet?) -20% oxygen -49% ...
7
votes
6answers
876 views

How would a half-steppeland, half-desert kingdom with only a single river function?

On one of the continents in one of my fantasy worlds, I have a kingdom. The kingdom is comprised of two different geographical regions, a steppeland area in the kingdom's north and a desert region in ...
7
votes
6answers
354 views

Reason why a mountainous Kingdom doesn't have/use much metal

Essentially in my world I have a large and mountainous kingdom, but I have always envisioned them wearing leather armor with cloaks etc. Is there a valid reason I could state for why they don't wear ...
7
votes
6answers
358 views

How can chaotic entities be prevented from spreading beyond their domain?

This is a follow up question to one I asked earlier:How can religions be structured in ways that allow inter-faith councils to work? So, these gods are basically artificial intelligences that are ...
7
votes
8answers
512 views

Open Polar Sea feasibility?

I know it's been proven false in our world, but what is the most plausible mechanism by which an Open Polar Sea could form and persist? I don't mean all the ice melting, but an open sea as it was ...
7
votes
3answers
489 views

How can I prevent holy aura from a human body from radiating too strongly?

When gods descend to the mortal plane, they must inhabit specially built bodies in order to maintain their presence and hold their aethereal energies. These bodies are built in the aethereal realm ...
7
votes
4answers
390 views

Aside from low gravity, what conditions favor dramatic terrain?

Fantasy and sci-fi works often are set in worlds of dramatic terrain, because, well... it's dramatic. A few examples of the kind of thing I'm talking about: I understand that Earth has some ...
7
votes
5answers
1k views

Constructing a desert area

I'm trying to construct a most realistic desert possible. I've made a continent with my little knowledge and may ask further questions about climate and similar stuff, but now I want to center on a ...
7
votes
3answers
187 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
5answers
785 views

What factors need to be taken into consideration for a self-sufficient refugee camp

I have been pondering on this for quite a while. With all the recent developments in the world, more and more people are driven from their homes and have to rely for a prolonged period of time on aid. ...
7
votes
4answers
676 views

What would life around a hydrothermal vent on Europa be like?

Hydrothermal vents are thought to exist on Europa. On Earth, these vents are surrounded by all manner of freakish and bizarre looking creatures, mainly various worms, crabs and octopodes. Europa's ...
7
votes
2answers
619 views

Planet with infinite overlapping surface on an axis, problems of the concept

I’m beginning to build a world for a story I want to write. The world consists of a planet, roughly earthsized, with a couple of natural satellites (moons), and roughly same orbit and a similar star. ...
7
votes
3answers
183 views

Technology to produce food without land, what will happen with the land next?

Let's say we have the technology to produce all of the human food in factories without the need for land (i.e. Solarfood, Memphis Meats). Right now, there is about 50% of all habitable land use for ...
7
votes
3answers
616 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 ...
7
votes
3answers
422 views

Is it possible for a planet to have few metal ores but an overabundance of gemstones?

Background: The planet is very volcanic, having at least a dozen volcanoes on any landmass and even more in the oceans. I want the planet to have very few metal ores but a complete overabundance of ...
7
votes
4answers
509 views

Living on a Giant Tree - Houses

This is one of a series of questions centered around living on a giant tree. The setting/scenario is described below: In my fantasy world, elves live on a giant tree, very similar in structure to ...
7
votes
3answers
244 views

Plausibility of purple oceans

Alright, so I've been meaning to write out a planet with golden/yellow fields and a violet / purple ocean. What I was thinking about is having the water of this world is so clean and nourishing that ...
7
votes
1answer
326 views

Could a new auto-immune disease develop because humans live in too sterile of an environment?

In the future, AI systems sanitize humans as they walk through doorways. Home surfaces self-sanitize. Food is mostly 3D printed from cleaned particles, including Vitamin K and possibly some probiotics ...
7
votes
3answers
225 views

What could cause Venus to go from an Earth like state to its current state?

Adhering to natural laws and physics as much as possible[1], what could cause Venus to go from a habitable planet to its current state, and how long would it take ...
7
votes
2answers
160 views

A snow sea: How to make water snow light/smooth enough to obtain fluid properties under 1 gravity

A roughly earth-size planet orbits a cool G-class star, but barely within its circumstellar habitable zone ("Goldilocks zone") allowing liquid water. It has a shallow inclination and and lackluster ...
7
votes
3answers
256 views

What would happen if a volcanic cave was connected by a tunnel to a frozen cave?

Subangea is a giantic cave that stretches below the surface through endless cavities. From oil oceans to volcanic sinkholes and even upside-down forests, the environment is ever changing from one ...
7
votes
3answers
866 views

What is the expected terrain for an arid highly eccentric Earth-like planet?

For this question lets take a trip to Slyo Dacas: Slyo Dacas (sil-yo-dak-iss) is a world roughly the same size of Earth with a decent magnetic field and no moons. The world is a bit drier than ...
7
votes
3answers
109 views

Terrestrial ectotherms outside the habitable zone

Premise We have found extremophiles of the aquatic and microscopic types here on Earth, but so far large terrestrial extremophiles are the stuff of conjecture only. This makes it somewhat challenging ...
7
votes
3answers
246 views

Massive Maelstroms

Maelstroms are ginormous whirlpools. They can exist continuously in an area. They're cool. The question is, how large can they get? As large as an island? Could a maelstrom have a diameter of ...
7
votes
3answers
162 views

Revitalizing a planet formerly locked in an artificial winter — how long would it take?

So I have a planet that has had it's atmosphere clogged with artificial clouds for some five thousand years. Basically a prolonged ash winter; everything died. (Or, almost everything. Would I be right ...
7
votes
2answers
277 views

Drawing landmasses for this odd-shaped planet

I've just come here for some help drawing a map for this fictional planet where two roughly similar planets have been smushed into kind of pear shape like this: So this planet spins on an axis which ...
7
votes
2answers
438 views

Struggling god with an unworkable universe [closed]

Background You are a member of a world of super-beings. Not everyone wants to be a god but those who do typically enroll at a Godiversity. They take classes in all sorts of things such as Ethics, ...
7
votes
1answer
220 views

How would an ecosystem based around chemotrophs produce oxygen?

Outline A planet which is heated tidally by its Brown Dwarf parent and permanently dark needs to have native alien life which has [somewhat similar biochemistry to Earth] and also be [permanently ...
7
votes
3answers
363 views

how will an underground city state work?

In my upcoming book, nuclear war broke out and the survivors were forced to live underground indefinitely. How would a subterranean city operate, especially in regards to accommodation, movement and ...
7
votes
1answer
417 views

Entirely too much mana from the heavens

Time period is renaissance, with the most powerful culture being in a area geographically similar to the middle east. So a cleric was trying to combat a drought in his kingdom using the power of a ...
7
votes
1answer
194 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 ...
7
votes
2answers
520 views

What would happen if a large area had permanent cloud cover?

This question is not a duplicate of this question. They're similar, but this one has one very large difference: only a large area has permanent cloud cover, not the whole planet. If low clouds or ...
6
votes
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 ...
6
votes
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 ...
6
votes
4answers
562 views

How can I explain rainforests in a world with little, localized rain?

On the world I am building (Let's call it Bob for simplicity's sake), the days last 9 years. As a result of this, the living beings on Bob must migrate across the planet to avoid the encroaching night....
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 ...
6
votes
4answers
875 views

How to go from Australia to Europe using correspondences?

I am writing a story where we have our real science-based world, and a parallel world where magic is the more dominant principle. In fact the principle of magic is so dominant, that one cannot travel ...
6
votes
4answers
335 views

Cave/Subterranean Lighting

I have a cave that is ravine like and stretches approximately one kilometer down into the Earth. Let's assume that the cave has a clear, crystalline roof allowing some light in. Is there any sort of ...
6
votes
3answers
487 views

A city where it doesn't rain in the day, for a month, and can farm on the outskirts

I'm trying to figure out if a certain city, with these characteristics, is possible, geographically: Assume the city's the size of Renaissance London... With Renaissance London technology Doesn't ...