Let's play God: The scientific experiments that might save the world (or destroy it...)

Let's play God: The scientific experiments that might save the world (or destroy it...) - Green Living - Environment - The Independent: "Fake volcanoes, giant space mirrors, oceans of iron filings… One of these ideas might save our planet from the worst effects of global warming – or destroy it. Memphis Barker reports on the rise of geoengineering – and the rift it has opened in the scientific community"