ChemistryClever chemistry could make fertiliser with a smaller carbon footprintThere could finally be a way to make vital agricultural fertiliser without releasing huge amounts of greenhouse gases – but will it work on an industrial scale?News
EnvironmentAntarctica team to search world's oldest ice for climate change clues Scientists are setting out to drill for the world’s oldest ice, in a bid to shed light on a dramatic tipping point in the world’s climate 900,000 years ago News