When it comes to the fracking debate, too many people on both sides use 'motivated reasoning' in their arguments.
Many of the nations gathered in Durban, South Africa, this week have proposed voluntary cuts to greenhouse gas emissions. But even if all of those cuts were successful, they would still result in catastrophic climate change.
California is trying to change the rules of the game, getting polluters to expect that they will be charged a gradually higher price for carbon emissions. Will the state's leaders be viewed as a heroes fools?
Japan is urging its citizens to conserve electricity. Would the same tactics work in the US?
Blizzards like the storm that grounded most of British Airways' fleet are increasingly likely, say climate researchers. How will smart planners lessen the economic damage?
Climategate emails could have huge impact on summit, says Saudi Arabia’s lead climate negotiator. Others say the controversial leaked emails provide an opportunity to educate the public about climate science.
Global economic crises underscores urgency of the goal, even as it delays progress.