A group of young people pressing a novel legal strategy get another day in federal court.

Can we trust Clinton-Kaine to deliver on the promise of an energy future “where no one is left out or left behind”?

With 10 percent lost in just 20 years, researchers say wilderness is being lost at a 'staggering' pace.

Native Americans from tribes all over the country are protesting the construction of a crude-oil pipeline slated to snake through sacred sites and under the water supply for the Standing Rock Sioux Reservation.

Why, during the first month of the current Congress, did nearly half the Senate — all Republicans — vote against an amendment stating that human activities contribute significantly to climate change?

Instead of wallowing in nostalgia for coal mining, the GOP presidential candidate should be betting on renewable energy futures.

The tea party, a sinkhole in Louisiana and the contradictions of American political life.

Or are they making too much of former Interior Secretary Ken Salazar's overtures to oil and gas producers?

Climate disruption is inextricably linked to economic inequality. Serious climate solutions must be, too.

Both parties are unwilling or unable to pinpoint what ails America and the world.