A federal lawsuit brought by a group of California children who claimed the US government was harming them by failing to clamp down on pollution has been tossed out by a judge.
The case was one of a series of legal actions taken around the world by young people worried about the effects of climate change.
The youths, aged between eight and 17, had claimed the US Environmental Protection Agency "intentionally allows life-threatening climate pollution to be emitted by the fossil fuel sources of greenhouse gases it regulates...