Imagine Earth is a futuristic space civilization simulator which will have you colonizing alien planets as the representative of an intergalactic startup. The game throws a lot of challenges at you: direct competitors, space pirates, asteroid impacts, epidemics - that one’s very topical currently, but by far the biggest challenge in the long term is climate change. Yes, this is a colony simulator game which makes climate change the main long term survival challenge that you have to contend with.
