The Copenhagen summit has witnessed the coming of age of a genuine, global and muscular mass movement on behalf of climate action.
Poor countries can make big gains in climate talks if they stick together, argues Saleemul Huq.
In the dry Sahel, farmers are already adapting to climate change.
A frightening new climate change study says the United States must quit carbon within ten years.
Washington and Beijing should launch an efficiency revolution, the quickest path to large emissions cuts.
The First Lady hopes to entice Americans away from their junk food past to a healthier, more delicious future.
America must step up and lead an international campaign to curb emissions. Done properly, it will green the planet and our wallets.
They respect science. But will Obama's team show the necessary spine to cut greenhouse gases and resist "clean coal" and nuclear power propaganda?
The story of the plumber who helped deliver Indiana to Obama.
The United States and the world need to launch a climate rescue plan that's at least as ambitious as the Wall Street bailout.