Linked Questions

52
votes
12answers
10k views

How can Dwarves produce honey underground?

I have often heard/read/watched in fantasy about dwarves drinking mead and lots of it. I recently learned that mead is made from honey which requires bees and flowers which require sunlight. I doubt ...
70
votes
11answers
57k views

How many people can you feed per square-kilometer of farmland?

Questions about how to feed a large population keep popping up on this website quite frequently. One obvious option is farming. But how many people can you feed per square-kilometer of farmland? ...
30
votes
17answers
5k views

What food production methods would allow a metropolis like New York to become self sufficient

In my overcrowded future setting the Hegemony (government of the Earth) wants to make the metropolises of the world self sufficient when it comes to food production. What farming/food production ...
24
votes
13answers
4k views

How would fantasy dwarves exist, realistically? [duplicate]

I've never ever seen even a suggestion of an idea of how dwarves actually can live how they are most often depicted - underground without handwaving or magic (which is just a fancy word for "...
20
votes
7answers
7k views

How large would a mega structure have to be to host 1 billion people indefinitely?

Ruins of buildings, abandoned cities and suburbs dot the coasts of Earth's landmasses, inhabited by wild animals and the pieces of a once vibrant civilization. The oceans are relatively empty, the ...
23
votes
6answers
5k views

Would “lab meat” be able to feed a much larger global population

I read a prediction that if the global fertility rate stayed at the same rate as it was in 1995 by 2150 the population would be 256 billion people. That sounds crazy, but for my sci-fi I'm rolling ...
7
votes
4answers
397 views

Arctic City part 1: Electricity

Background Info So a humanoid species has been found in the arctic. Or rather, a humanoid subspecies. That subspecies is Humanoidus Keplerianus Arcticus. They have dense hair all over, sort of like a ...
3
votes
4answers
377 views

How would a group of floating medieval kingdoms sustain themselves

I started creating a world where benders exist - people who can control the elements earth, air, fire and water. All benders control their element by using their "mana" to control it. They can't ...
1
vote
5answers
160 views

How would Elves survive underground without prior experience? [duplicate]

Background: An Elven nation that once thrived for thousands of years as a predominantly agricultural race was forced underground because of unexplainable occurrences of extreme weather conditions (...
4
votes
2answers
203 views

The optimal professional mix for a space colony

I am the multi trillionaire owner of Handwaveum Inc. who has always been fascinated with travel and living among the stars. I live in your near future where we have developed technology that allows ...