MAKUENI, Kenya — A quarter of the world’s 4.4 billion hectares (10.9 million acres) of cropland is degraded, often due to drying, according to the U.N.’s Food and Agriculture Organization (FAO). Just over a hectare and a half, or 4 acres, of that dried-out land have for years been located at Benedict Manyi’s farm in … Continue reading Farmers regreen Kenya’s drylands with agroforestry and an app