The countries with the richest swaths of rainforest are still cutting them down, undermining one of the best available solutions to staving off climate change impacts.
For the second year in a row, climate advocates disrupted the U.S. government's attempts to promote coal and other fossil fuels at the United Nations climate conference.
They can be a threat to public health, and a poor solution to larger environmental problems. Organizers from Baltimore to Detroit to Los Angeles are working for a future without them.
Multimedia artist Julia Christensen took video cameras to Lake Erie to document the ice that keeps the lake healthy—and what its absence could mean in the future.