not all of the 'tonnes of space' on Earth is habitable and as for the cities do you know what is said to have happened to the Mayans? there were so many people that the farms which made food for them could no longer support them and the entire population crashed.It's what can happen to our cities.Don't be so naive.
not all of the 'tonnes of space' on Earth is habitable and as for the cities do you know what is said to have happened to the Mayans? there were so many people that the farms which made food for them could no longer support them and the entire population crashed.It's what can happen to our cities.Don't be so naive.
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