EarthEarly farmers may have polluted the sea 4000 years ago Heavy metals including cadmium and lead are unusually common in sediments from the South China Sea, hinting that run-off from farms was spilling into the ocean 4000 years ago News
EarthStunning shots capture how we interact with our natural world These evocative pictures by photographer Lucas Foglia catalogue his quest to capture our turbulent relationship with nature Regulars