So, Uh, What’s Going On With the Sahara Desert?

Stretching 3.5 million square miles across northern Africa, the vast sand dunes and rocky plateaus of the Sahara cover more ground than the continental United States. Now, a pair of scientists is making a provocative claim that the world’s largest desert has expanded 10 percent since the early 20th century,…

Read more…

Powered by WPeMatico