EnvironmentUS desert grassland collapse is linked to changes in the Pacific Ocean Researchers have discovered a long-standing connection between temperatures in the Pacific Ocean and the health of arid grasslands in the US Southwest – but climate change seems to have broken it News
EnvironmentWhat is the UN high seas treaty and will it save the world’s oceans? Nations have for the first time agreed on a framework for protecting marine life in international waters, but there are many issues still to be ironed out News