It’s Not Just Poor Rains Causing Drought. The Atmosphere Is ‘Thirstier.’
Look down from a plane at farms in the Great Plains and the West and you’ll see green circles dotting the countryside, a kind of agricultural pointillism. They’re from center-pivot irrigation systems. But some farmers are finding older versions, many built 10, 15 or even 20 years ago, aren’t keeping up with today’s hotter reality, … Read more