A reader wonders if she's harming hummingbirds. Umbra busts out her binoculars and goes looking for answers.
Skeptics say global warming is over. They're wrong.
Photographer Matt Johnson traveled to Colorado in June 2013 and shot time-lapse footage of the West Fork Complex Fires.
The difference between a country’s extraction, production and consumption emissions are what we call "carbon gaps." Here's a look at how different countries compare.
The influential timber industry has its own set of standards, and environmentalists aren't happy.
Climate change is so dire and social change is so slow. Is there any hope?
Her songs about pesticides, frankenfoods, climate change, and selling the family farm have struck a chord with farmers both old and young.
Climate change hits communities of color hardest, but the fight to stop it could offer a path to the middle class.
Over the past eight years, the number of vehicle miles traveled has steadily decreased, a trend dominated by millennials' much lower driving rates.