NPR News: What's The Leading Cause Of Wildfires In The U.S.? Humans

What's The Leading Cause Of Wildfires In The U.S.? Humans
More than 8 in 10 fires are started by people. Researchers say humans are not only causing the vast majority of wildfires, they're extending the normal fire season around the U.S. by three months.

Read more on NPR
Làm đẹp Blog 247 February 28, 2017 at 03:00AM
Category Health & Science