Rolling grasslands stretched across the peninsula, dotted with lakes and wetlands where herds of elephants, gazelles, and even hippos roamed. Acacia trees and wildflowers lined the water’s edge, while ...

Far from being barren wastelands ... Higher temperatures may produce more wildfires that alter desert landscapes by eliminating slow-growing trees and shrubs and replacing them with fast-growing ...

barren desert,” Michael Petraglia, a researcher on the study, said in the press release. “This is confirmed by abundant archaeological evidence found in the Empty Quarter and along its ancient ...