Jun 3, 2014 More on the EPA's aim to cut power plants' carbon emissions 30% by 2030
May 30, 2014 But nobody knows which states. It depends on how the rules get written.
Mar 31, 2014 The Senate Finance Committee thinks about bringing back expired tax breaks. And a look at the safety and costs of in vitro births.
Dec 16, 2013 The United Nations is launching its largest appeal ever for humanitarian aid to Syrians.
Stacey Vanek Smith
Sep 25, 2013 What more needs to be done to tackle the UN's Millennium Development Goals?
Sep 20, 2013 The Environmental Protection Agency's is issuing new limits on emissions by coal-burning plants that new plants will need advanced carbon-capture technology to comply.
Jul 12, 2013 Michael Levi of the Council on Foreign Relations discusses two unfolding energy revolutions: the natural gas boom and the rise of renewables.
Jun 25, 2013 President Obama will announce a plan on Tuesday designed to push forward his administration's goals on confronting climate change. Which technologies will get the go-ahead?
Jun 25, 2013 Governments and businesses estimate a Social Cost of Carbon, the cost of damage caused by a ton of carbon emissions.