EPA Proposes New Rules To Curb Ozone Levels
The rules would lower the threshold for ozone from 75 parts per billion to between 65 ppb and 70 ppb. They are likely to be opposed by industry groups as well as Republicans.
Environment
Plan To Use Gulf Oil Spill Funds For Beach Hotel Sparks Lawsuit
Environmentalists are suing to stop Alabama from using nearly $60 million in BP oil spill recovery funds to build a new hotel on the beach. The project is one of dozens underway across the region.
In The World's 'Sixth Extinction,' Are Humans The Asteroid?
Scientists think an asteroid killed the dinosaurs. In today's extinction, humans are the culprit.
Climate Change To Make Lightning More Common, Study Says
Researchers writing in the journal Science say that if the rate of global warming goes unchecked, the frequency of lightning strikes will increase by 50 percent.
What We Learn When Find Silence
From NPR's Guy Raz, host of the TED Radio Hour: the story of environmentalist John Francis, who took a 17-year vow of silence — and what he learned about the power of quiet.
Starfish Illness Harms Other Sea Creatures
Starfish in the Pacific northwest are being decimated by what's called wasting disease. Researcher Drew Harvell tells NPR's Scott Simon that warming seas are making it worse.
Shrinking Glaciers Could Squeeze Washington's Water Supply
Washington state is home to more glaciers than any other state in the lower 48. And they're receding faster than ever before.
Turkey Looks For Energy In An Abundant Resource: Pistachio Shells
Converting the shells into biogas could provide most of the heat for a planned city of 200,000, engineers say. There's precedent in Australia, where macadamia nut shells are generating power.
With Drought The New Normal, Calif. Farmers Find They Have To Change
Three years of severe drought in California is forcing farmers and ranchers to make some tough choices. In some cases, they're rethinking everything about their business and finding new opportunities.
WATCH: How Carbon Dioxide Travels Around The Globe
A NASA computer model visualizes in detail where carbon dioxide is released, how it moves across the globe and how it's affected by the seasons.