In three to five complete sentences, explain why the inhabitants of Mars are interested in Earth. Use information from the text to support your answer.

For the inhabitants that have lived there since before human development on Earth began, the problems posed by cooler temperatures and smaller oceans has led them to develop great intellectual powers, in order to meet the needs of the moment. When they turn their newly created instruments towards Earth, 35,000,000 miles away, they see a way to survive.