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Massachusetts companies that generate more than half a ton of food waste a week can no longer send it to landfills or incinerators. This has created a demand for "anaerobic digesters."

The California Air Resource Board is expected to approve a plan Thursday to ban the sale of new gas cars by 2035. The state will have interim goals of 35% zero emission cars by 2026 and 68% by 2030.

Just how do trees die? It seems like a simple question, but the answer still eludes scientists. And understanding forest ecology is increasingly important as the effects of climate change begin to take root.

NPR's Michel Martin talks to National Climate Adviser Ali Zaidi about the order which makes it the mission of every federal agency to protect the environmental health of communities across the U.S.

In the wake of Superstorm Sandy, New Yorkers, local politicians and scientists face a tough decision: How to spend limited funds to defend themselves in a world where climate change is making flooding from coastal storms ever more likely.

A huge, vertical garden covering the wall of Madrid's CaixaForum is both a work of art and something practical for the environment. It's among several steps the city has taken to fight climate change.

At the Howland Research Forest, carbon and other greenhouse gas measurements are continuously recorded from the top of several meteorological towers that soar above a lush canopy of spruce, hemlock and white pine.

This year's Arctic Report Card from the National Oceanic and Atmospheric Administration finds that the northernmost part of the Earth is warming faster than the global average, leading to melting glaciers, shifting fish populations, and rivers running orange.

A new novel doesn't take the easy way out but, instead, asks questions about the mutations of human institutions under the pressure of global warming, says commentator Adam Frank.

New research calculates the greenhouse gas emissions involved in making bread, from wheat field to bakery. The vast majority of emissions come from one step in the process: farming.