60-Second Earth

Toxicity testing on shampoo that fights flakes reveals that it's bad for plants and animals once it's in wastewater. David Biello reports

A new study examines the links between environmental degradation and human illness. David Biello reports

Five years later, what lessons have been learned from the Christmas coal ash spill? David Biello investigates

The Montreal Protocol aimed to fix the ozone hole but it also delayed global warming. David Biello reports

While most fertilizer nitrogen ends up in plants, plenty sits in the soil for decades. David Biello reports

From climate records to penguin counts, the shutdown of the U.S. government will have lasting science effects. David Biello reports

Game theory suggests that punishment for pollution has to come at the local level. David Biello reports

Airplanes may only contribute roughly 2 percent of the greenhouse gases warming the atmosphere. But they are one of the fastest growing sources. David Biello reports

New technologies will be needed for photovoltaics to become cheap. David Biello reports

Changes in the weather mean changes in ecosystems and a new report maps vulnerability. David Biello investigates

The red cedar trees of West Virginia reveal just how effective U.S. clean air laws have been. David Biello reports

Look to the shells of marine algae to find the answer to historical global cooling. David Biello reports

University of Minnesota undergraduate Daniel Crawford studies geography and environmental science. He's also a cellist. He converted more than a century of global temperature data to create A Song of Our Warming Planet. Mark Fischetti reports.

Just how many ant species are humans moving from place to place? David Biello reports

Megafauna extinctions prove a key factor in reduced soil fertility. David Biello reports