Five years later, what lessons have been learned from the Christmas coal ash spill? David Biello investigates -- Read more on ScientificAmerican.com

The Montreal Protocol aimed to fix the ozone hole but it also delayed global warming. David Biello reports -- Read more on ScientificAmerican.com

If the world's growing population embraces a throwaway culture, human civilization may drown in garbage. David Biello reports -- Read more on ScientificAmerican.com

While most fertilizer nitrogen ends up in plants, plenty sits in the soil for decades. David Biello reports -- Read more on ScientificAmerican.com

From climate records to penguin counts, the shutdown of the U.S. government will have lasting science effects. David Biello reports -- Read more on ScientificAmerican.com

Game theory suggests that punishment for pollution has to come at the local level. David Biello reports -- Read more on ScientificAmerican.com

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 -- Read more on...

New technologies will be needed for photovoltaics to become cheap. David Biello reports -- Read more on ScientificAmerican.com

Cutting down on greenhouse gas pollution could deliver health benefits. David Biello reports -- Read more on ScientificAmerican.com

Changes in the weather mean changes in ecosystems and a new report maps vulnerability. David Biello investigates -- Read more on ScientificAmerican.com

The red cedar trees of West Virginia reveal just how effective U.S. clean air laws have been. David Biello reports -- Read more on ScientificAmerican.com

Look to the shells of marine algae to find the answer to historical global cooling. David Biello reports -- Read more on ScientificAmerican.com

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...

Just how many ant species are humans moving from place to place? David Biello reports -- Read more on ScientificAmerican.com

Megafauna extinctions prove a key factor in reduced soil fertility. David Biello reports -- Read more on ScientificAmerican.com

Planting the shrub jatropha in arid regions worldwide could sequester enough carbon to offset the annual CO2 pollution of China, the E.U. and the U.S. combined. David Biello reports -- Read more...

A new material for protecting nuclear fuel could cut down on the risk of explosions. David Biello reports -- Read more on ScientificAmerican.com

It's not just where it's windiest, according to new research. David Biello reports -- Read more on ScientificAmerican.com

A warmer planet means that heat-seeking microbes will elbow out those that prefer life a bit more chilly, with unknown effects on the planet's ecology. Karen Hopkin reports -- Read more on...

Mathematical rules could allow for better city planning, David Biello reports -- Read more on ScientificAmerican.com