Alejandra Borunda, NPR
Wildfire smoke contributes to thousands of deaths each year in the U.S.
Two new studies show the unseen toll smoke is taking on people across the country. Climate change is likely to make the problem even bigger.
Some of Canada’s wildfires likely made worse by human-driven climate change
Climate change intensified eastern Canada's hot, dry, windy weather this summer. That made Quebec's enormous burns about twice as likely, according to a new study.
Just how hot was July? Hotter than anything on record
A new report from NOAA and NASA confirms that last month was the hottest July ever recorded, driven to new heights by human-caused climate change.