Energy and Environment

Foreign Affairs Article

Cleaning Up Coal

Author: Richard K. Morse

Coal combustion is the largest source of carbon dioxide emissions on the planet. But the fuel isn't going away anytime soon, since demand for it is ballooning in the developing world. So instead of indulging in quixotic visions of a coal-free world, policymakers should focus on supporting new technologies that can reduce how much carbon coal emits.

See more in Coal; Global

Foreign Affairs Article

The Other Climate Changers

Authors: Jessica Seddon Wallack and Veerabhadran Ramanathan

Little attention has been given to reducing emissions of the light-absorbing particles known as "black carbon" or the gases that form ozone--even though doing so would be easier and cheaper and have a more immediate effect.

See more in Climate Change; Pollution

Foreign Affairs Article

The Geoengineering Option

Authors: David G. Victor, M. Granger Morgan, Jay Apt, John D. Steinbruner, and Katharine Ricke

As climate change accelerates, policymakers may have to consider "geoengineering" as an emergency strategy to cool the planet. Engineering the climate strikes most as a bad idea, but it is time to start taking it seriously.

See more in Environmental Policy; Climate Change