Long-term exposure to outdoor air pollutants, especially ozone, accelerates the development of emphysema and age-related decline in lung function, even among people who have never smoked, according to a study published in the Journal of the American Medical Association.

New strategies for river management are needed to maintain water supplies and avoid big crashes in populations of aquatic life, researchers argue in a perspective piece published today in Nature.

More than 6,280 tons of DDT were sprayed on the forests of New Brunswick, Canada to fight insect outbreaks in the 1950s and 1960s.

Kyle Davis is an environmental data scientist whose research seeks to increase food supplies in developing countries.

A new study of climate changes and their effects on past societies offers a sobering glimpse of social upheavals that might happen in the future.

Most fishing communities from North Carolina to Maine are projected to face declining fishing options unless they adapt to climate change by catching different species or fishing in different areas, according to a study in the journal Nature Climate Change.

Coral reefs around the world face growing danger from a changing climate, on top of the historic threats from local pollution and habitat destruction. 

Ecologists from the University of Maryland Center for Environmental Science and the University of Michigan are forecasting a large Chesapeake Bay “dead zone” in 2019 due to well-above-average river flows associated with increased rainfall in the watershed since last fall.

The winter ice on the surface of Antarctica’s Weddell Sea occasionally forms an enormous hole. 

Cornell researchers have weighed in on a high-stakes debate between crop experts and scientists: Which of climate change’s challenges – higher temperature or stress from drought – poses the greater threat to U.S. rain-fed agriculture?