Keystone XL Pipeline: US judge orders halt on construction
Trump administration "discarded" facts about climate change when it approved the Keystone XL, says judge.
Author Archives: BBC News - Science & Environment
Climate Change: Arctic ‘no safe harbour’ for breeding birds
Climate change could be behind declines in birds that lay their eggs on Arctic shores, a study says.
Delhi air
Some popular ways Indians try to beat air pollution - but do they really work?