Smoke from the Canadian wildfires has reached New York and New Jersey which prompted officials to declare the area as currently having some of the worst air quality in the world.
The office of Montana’s Republican attorney general is appealing a landmark climate change ruling that said state agencies aren't doing enough to protect 16 young plaintiffs from harm caused by global warming.
A coalition of environmental groups is calling on the federal government to enact emergency rules to protect a vanishing species of whale from lethal collisions with large ships.