Answer:
When the sun shines on earth, the sunlight warms up the earth, in the way that sunlight would warm up a greenhouse. At night, when there is no sunlight, the earth cools down, just like a greenhouse. When cooling down, the earth keeps some of the warmth trapped in the atmosphere- just like how a greenhouse would.
Ask most of the middle east
They will say "Water desalination".
Ask a survivor, he would say
"Distillation".
Answer:
A≈907.92in²
Explanation:
A=πr2=π·172≈907.92028in² hope this helps ;)