EnvironmentHumans have interfered with most of the world's greatest rivers Long free-flowing rivers are incredibly biodiverse, but they have become increasingly rare and confined to remote regions in the Arctic, Amazon and the Congo basin News
Environment18 up-and-running projects that could save us from climate changeSlashing greenhouse-gas emissions doesn’t have to be hard, and can even be an economic win – as these big low-carbon success stories from around the world showFeatures