The heat wave is caused by what meteorologists describe as a dome of high pressure and worsened by human-caused climate change, which is making such extreme weather events more likely and more intense.
Canada & US battle scorching heat wave| Over 200 dead| Temperature reaches 49.5 C| Oneindia News
More than 200 people have died in Canada since Friday as temperatures hit a record high of 49.1°C in the past four days. These..
Oneindia
