But will Greg Page’s call to arms influence business leaders? Or the Republicans his firm donates to?

Will direct action against big polluters prove more successful than Capitol Hill–based attempts to fight climate change?

Is the nation’s best public park system poised to become an enormous gas field?

Environmentalists chalk up wins on the ground, putting coal companies on the defensive.

A leading environmentalist, Monbiot discusses climate science, what’s wrong with the U.S., and the need for a strong climate justice movement.

What to look out for on the final day of COP15

Leaked document predicts that current emissions reduction targets inadequate to keep global temperature rise below 3°C.

Kerry’s COP15 speech shed additional light on America’s negotiating position heading into the final two days of climate talks.

Progress on REDD. But little hope for forests without greater rich country commitments on emissions cuts and finance.

An explanation of market-based solutions to climate change by Carbon Trade Watch’s Oscar Reyes.