US has caused $10tn worth of climate damage since 1990, research finds www.theguardian.com/environment/... But still, Canada is downright rude for blowing smoke over the border
US has caused $10tn worth of climate damage since 1990, research findsUS, top carbon emitter in history, has ‘a lot of responsibility’ for causing ‘substantial’ harm globally, scientist sayswww.theguardian.com