Mark Hertsgaard, The Nation’s environment correspondent, is an independent journalist and the author of seven books that have been translated into sixteen languages, including HOT: Living Through the Next Fifty Years on Earth.
Ken Salazar is one of the strongest advocates of offshore drilling in Washington. Will his Interior Department really enforce the moratorium on new drilling permits?
Don't believe the spin.
President Obama and Chinese Premier Wen Jiabao will meet within hours in Copenhagen to try to break the deadlock.
The Alliance of Small Island Nations roils summit with call for huge emissions reductions as activists prepare for global day of action tomorrow
How Obama could save or scuttle a deal in Copenhagen, and why he needs civil society to push him.
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.