Questions tagged [ecology]

Ecology is the scientific analysis and study of interactions among organisms and their environment.

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31
votes
10answers
7k views

Is it a forgone conclusion that any exo-bacteria discovered on an alien, albeit Earth-like planet will be deadly to human life?

Would the discovery of alien bacteria found on even an Earth analog planet preclude the possibility of colonization due to the potentially deadly nature of bacterial/viral infections? Put differently, ...
26
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6answers
7k views

Can every animal eat most other animals?

An idea for a story I’m working on involves a far away world that was once inhospitable. Scientists - likely alien ones - terraformed it so it could support life (coincidentally, Earth-like life). ...
30
votes
12answers
6k views

How to wrap the Moon in plastic to make her a giant, supported by the atmospheric pressure, greenhouse

Moon's surface is about thirty million square kilometers large. That's a lot of plastic, but no bigger effort than many other terraforming projects we have discussed. Description: A global bubble ...
62
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9answers
14k views

A 40km diameter alien saucer is floating 2km above the ocean for a long time. What are the effects on the sea ecosytem below?

Twenty years ago, a 40km diameter alien saucer came to Earth, and stopped 2km above the Atlantic ocean, somewhere near the midpoint between Casablanca, Morroco and Natal, Brazil but over international ...
5
votes
5answers
346 views

Faux-natural barriers between environments in a world-sized zoo

Suppose a K-II civilization built a terrarium or zoo, featuring life and ecosystems from different worlds as it travelled through the universe. (By K-II I mean in terms of resources and energy budget ...
2
votes
2answers
223 views

What would the fastest way for microscopic humanoids to spread across the world?

As part of a series of questions that I've been doing about microscopic humanoids ... In my world, there are a race of microscopic humanoid organisms (0.3 mm - 0.33 mm). They live in a variety of ...
18
votes
6answers
3k views

What measures might an ancient civilization take to protect itself from extreme heat?

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 measures ...
4
votes
3answers
605 views

What vegetation/biome could I expect in a tropical region at an average temperature of 8-9 degrees Celsius?

So, my climates are extreme due to a 31.1 degree axial tilt. The maps provided show a climate classification system based on prevailing winds and elevation. Based on Reddit user u/shagomir's Planet ...
18
votes
3answers
716 views

A World Without Bugs

Winter is finally upon us! With winter comes a delightful break from the year-round torment of bugs flying your face. Winter is cold - as a result, you can peacefully breathe the winter air without ...
5
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2answers
583 views

Realism of a setting with several sapient anthropomorphic animal species

The concept of a planet with several anthropomorphic sapient species (furries, if you will) is immensely popular. But would it actually make sense in the first place? I am aware of the issue of "...
6
votes
1answer
183 views

Phonosynthesis - ecosystem where “plants” extract energy from sound, not light

I have an idea about a planet that is cold and dark, but very loud. Constant rolling storms, crashing glaciers and icesheets, earthquakes, volcanoes and so on. Instead of photosynthetic plants, as on ...
4
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3answers
341 views

If mountain lions were Griffins, how would it affect other animals?

Griffins are the size of mountain lions, with wings that are used to glide. So a group of Griffins, instead of pursuing their prey over ground, could jump off a high rock and glide downwards and go ...
4
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3answers
280 views

How To Make Lightning

I am writing a sci-fi setting with space travel. In this there is an alien world important enough to require that I put thought into the ecosystem. Unfortunately, due to plot reasons, the usual ...
2
votes
2answers
190 views

Argyria and Dwarven Industrial Runoff

The two stereotypes that I've seen the most about Dwarves are that they live in mountains and mine for precious metals and the like. Recently, I've been thinking of an interesting place to take that. ...
1
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7answers
683 views

How can humanity avoid an AI apocalypse? [closed]

2000-2040 humanity prepares for the AI singularity, during which the growth of artificial intelligence "explodes" leading to independence and true conciousness among some machines Approx 2050 the "AI ...
-4
votes
5answers
235 views

Can a land-based organism get to be at least 100 ft. in length and still be plausible?

Basically, I'm trying to see if a land-based creature roughly between 50-100 ft. long could exist on Earth at the moment and still be scientifically plausible. I know that whales and other creatures ...
6
votes
1answer
118 views

Ecological implications of osmotic portals

Suppose some magical civilization on Earth-like planet can create portals. Any given portal entrances are spherical surfaces of the same radius. Any particle enters one sphere and exits another in the ...
3
votes
1answer
71 views

What kind of planet environment could best host aliens like *Battle: Los Angeles*?

If I want a home for aliens like those which invaded in Battle:Los Angeles, what would be the best fitting features? The aliens: Burn water for fuel (assume they are using deuterium for fusion) ...
2
votes
1answer
252 views

The creation of Fox-fire and illusions, for the nine-tailed fox

Since I'm getting plenty of great for my other question "How can a nine tailed fox catch its prey? Thought I might try to get ideas for both fox-fire and illusions. So far I've thought of ...
1
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2answers
253 views

Edestus Gigantus In modern oceans

What are the effects of introducing 2600 sharks of the primitive Edestus Gigantus specie* in modern waters in different places on earth? Will they survive, how ? for how long? can they destroy the ...