Social Justice Cooling the Asphalt Jungle As green roofs proliferate to cool and cheer cityscapes, might they also suck up and store some of the carbon urban life pumps out? Enrique Gili
Economics Sinking Feelings About Storing Carbon Emissions on the Farm Climate legislation says we can stop global warming, improve our soils and help our farmers all at once. Not so fast. Nicholas Kusnetz
Social Justice A Second Life For Orbiting Carbon Observatory? As the need to measure carbon absorption takes on global political and environmental import, researchers are rushing to resurrect a project that literally crashed and sank. David Richardson
Environment Vulcan Logic and the Missing Sink Researchers studying a mashup of existing data are tracking exactly where carbon is entering — and exiting — the atmosphere. David Richardson