Answer: During the water cycle some of the water in the oceans and freshwater bodies, such as lakes and rivers, is warmed by the sun and evaporates. During the process of evaporation, impurities in the water are left behind. As a result, the water that goes into the atmosphere is cleaner than it was on Earth.
Weapons manufacturers had maneuvered the government to declare war so they can make profits.
I hope that's the answer you were looking for
It wasn't as much work as before
Because they caught against each other