Activity for miki‭

Type	On...	Excerpt	Status	Date
Question	—	How to make plane without coal, steel and oil My world is far away exoplanet with water and some oxygene, but without life or plants, which means without coal and organic materials inside. High tech people from Earth come there and made some quick (and succesfull) terraforming but after that, and after building the cities, vast majority of them... (more)	—	over 5 years ago