Why are the world’s major deserts located on 20 to 30 degrees of latitude?
As you follow the Tropics of Cancer and Capricorn, thirty degrees on either side of the equator, you will see, distributed with suspicious regularity an earthy colored band of drylands surrounding the planet, a sere belt averting greener climes: the deserts of the world. They lie in the so-called Horse Latitudes, where constant high-pressure systems […]