The Sahara looks permanent, but the desert has turned green before and scientists say it will happen again. Thousands of ...

The Sahara today is shorthand for desolation, a vast belt of sand and rock that helps define the climate of an entire hemisphere. Yet geological records show that this same region has repeatedly ...

Ties van der Hoeven’s ambitions are nothing if not grand. The Dutch engineer wants to transform a huge stretch of inhospitable desert into green, fertile land teeming with wildlife. His sights are set ...

Many deserts face worsening droughts, but India's Thar Desert has become 38% greener in the past 20 years due to increased rainfall and expanding agriculture in the region, according to a new study.

It’s hard to green the desert. Take China, or Africa’s Sahel region, for example. Their “Great Green Walls,” grand projects to beat back encroaching desert by planting trees, have required decades of ...