Global Temperatures Are on Course for Another Record This Year

While El Niño may be partially behind rising temperatures, NASA says greenhouse gases are the main culprit.


Another Inconvenient Truth: It’s Hard to Agree How to Fight Climate Change

While activists can agree that something must be done, differences arise over exactly what and how, on issues like nuclear power and fracking.


A Model for ‘Clean Coal’ Runs Off the Tracks

A Mississippi project, a centerpiece of President Obama’s climate plan, has been plagued by problems that managers tried to conceal, and by cost overruns and questions of who will pay.