Government can regulate air quality. But some policies on smoke might be self-defeating.

We won't solve all of the pressing environmental problems, but we can help mitigate some.

The Trump administration has moved to significantly weaken the ESA, limiting consideration of climate change when identifying species as endangered.

Scientists suggest keeping old offshore oil platforms as productive fish habitats.

Have humans angered the planet? Smothering air pollution in California, rising seas in Oceania, and supervocanos that could cause global catastrophe.