the.com/irrigation
humanity's oldest hack: bribing rivers to visit fields they'd never choose on their own
ancient rootsMesopotamians watered crops over 8,000 years ago
thirsty habitconsumes about 70% of global freshwater use
salt curseover-irrigation leaves soil too salty to farm
drip geniusIsraeli drip systems slashed water waste dramatically
sky versioncenter-pivot circles are visible from space