Africa’s mega-project to help combat climate change, desertification, and land degradation has seen positive strides. The project will see a 4,722-mile green wall that will aim to restore 100 ...

Summer storms can lift dust as high as 15,000 feet over the African deserts and then out across the Atlantic. Garrison and her colleagues discovered that a toxic fungal pathogen known as ...

Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes.