Engineers create water-saving sand layer to improve plant resilience during drought

The Anasazi, a once-flourishing tribe in the American Southwest, lived on bounties of corn, squash and beans. In 1276 A.D., ...

Sahel farmers do better when they combine innovations rather than using them one by one

Smallholder farmers in West Africa's Sahel face a harsh and worsening climate. Rainfall is erratic, temperatures are rising, ...