Record-breaking smoke over Canada.
For more than a month, dozens of large fires have raged in British Columbia &, more recently, the Northwest Territories. NASA photo.
Monday, 25 July 2016
White House Takes Aim at a Fast-Growing Source of Emissions: Airplanes
The Washington Post
The Environmental Protection Agency has taken a key step toward limiting pollution caused by the nation’s fleet of commercial aircraft, part of a broader push in the Obama administration’s waning months to reduce U.S. greenhouse gas emissions. Story here.