Every day, enough of the tiny plastic spheres wind up in aquatic environments to cover more than 300 tennis courts.
Breathing air clean enough to meet the EPA's standards raises one's risk of heart disease death by 12 percent, according to a new study.
Gaming PCs account for 20 percent of global computer energy use.
Unfortunately, the new study also found that humans have cut down half of the world’s forests.
A citizen scientist came up with the seeds for a potentially drought-proof lawn.
Scientists have calculated how much less severe the drought would be without climate change.
It’s a challenge that needs the sort of concerted effort that was devoted to going to the moon.
We eat wild fish without a thought, and it’s having a devastating effect on ocean ecosystems.
Wildlife conservation will not necessarily be enhanced by a total ban on hunting.
The ship was headed to the Arctic for an oil-drilling mission before being forced to turn around.
Hawaii was the latest stop on an epic around-the-world adventure by two Swiss pilots.
Environmentalists say Ecuador's leftist leader, Rafael Correa, gives a greater priority to business.
The case arose from the EPA's efforts to regulate pollution.
The pope puts it very plainly to leaders who might be laggards: It’s time to face climate change.
The spread is bad for the environment, according to the French official.
In what Vatican officials are calling "a heinous act," the Italian magazine "L'Espresso" leaked a draft of the hotly anticipated papal encyclical on the environment.
Bush hit back at Obama after the president told cadets climate change threatens national security.
Science got California into this desperate, desiccated mess. Can it also save it?
HBO series and its special Earth Day episode feature kids talking to kids about the environment.