May heat wave marks 'new normal': agency

Last month ranked as the world's second-warmest May on record, showing how quickly climate extremes have become "the new normal", the European Union's climate monitoring service said. Western Europe was hit by an early and intense heat wave in May that shattered multiple national records and left people, crops, and ecosystems little time to adapt, according to the Copernicus Climate Change Service. The monitor said the May global average...