Obama science adviser suggests geoengineering to combat climate change.
Thriving forest pests and melting glaciers may make parks a warning system for climate change effects.
What's already been done to make the White House environmentally friendly -- and what else could be done.
Saturday, March 28, is Earth Hour, an annual international event organized by WWF to raise awareness of climate change in which participants switch off all their lights for one hour, beginning at 8:30 p.m. local time.
The bill, which is being called the most sweeping land protection law in a quarter century, would set aside more than 2 million acres of desert and forest in nine states.
Cleaner-burning fuel is reducing dangerous levels of pollution – and saving money, too.
US Supreme Court will decide if Lower Slate should be disposal site for mine wastes.
Fox’s action-packed series ‘24’ is the first TV show to reach carbon neutral.
EarthTalk: Coal-generated power is still cleaner, cheaper than gasoline, experts say.
Climate change, oil spills imperil birds, according to landmark report.
Speaking on a nationally syndicated radio program, Michael Steele, whose official job title is Embattled Chairman of the Republican National Committee, placed himself in opposition to empirically observed reality earlier this month when he denied the existence of global warming.
Environmental ‘derivatives’ encourage creative, proactive conservation.