Like atmospheric methane and carbon dioxide, ground-level ozone is on the rise.

More than 2 million animals have been killed by wildfires in Bolivia in recent months, including jaguars, pumas, and ocelots, AFP reported.

At any moment in Delhi, India, a resident might start their car, releasing exhaust that floats into the atmosphere.

Study shows how urban agriculture can push the sustainability of Phoenix.

We’re running out of water to grow food.

Floods are some of the most damaging weather-related events in Canada, occurring so frequently that they’re the most commonly experienced natural hazard. 

If you find yourself in the tropical deciduous forest of the Querétaro, Mexico, you may run into Natasha Mhatre. Or, at least, the tree cricket that bears the Biology professor’s name.

Increasing the amounts of deadwood in protected forests would help conserve biodiversity, according to a new University of Alberta review.

Dr. Thierry Chopin, a professor of marine biology at UNB, is one of 19 international researchers and policy analysts who prepared a groundbreaking report for the United Nations Climate Action Summit in New York.

On a sunny afternoon, John Lipscomb steered the 22-foot vessel Ian Fletcher past the rip-rapped, industrialized shoreline of South Brooklyn and into the vastness of New York Harbor, where the Hudson River meets the sea.