Climate change: US-Canada heatwave ‘virtually impossible’ without warming
Without global warming, the searing heat seen in the western US and Canada "just doesn't occur," say scientists.
Author Archives: BBC News - Science & Environment
Record June temperatures point to more ‘extraordinary’ extremes
North America experienced its warmest June on record and experts say the figures are frightening.
Why North America’s killer heat scares me
It's not the new record temperatures that concern the BBC's Roger Harrabin - it's the way they were smashed.