About a dozen megadroughts struck the American Southwest during the 9th through the 15th centuries, but then they mysteriously ceased around the year 1600.

Many people have a clear picture of the "Little Ice Age" (from approx. 1300 to 1850).

Studies of how global change is impacting marine organisms have long focused on physiological effects—for example an oyster’s decreased ability to build or maintain a strong shell in an ocean that is becoming more acidic due to excess levels of carbon dioxide.

When temperatures throughout the sizzling Southwestern U.S. climb to over 100 degrees, the pavement can get hot enough to cause second-degree burns on human skin in a matter of seconds.

NASA’s Terra satellite found two small areas of strength in Tropical Storm Nari on July 26 as it began to affect Japan.

A major greenhouse gas, CO2 produced from burning fossil fuels is still mostly released into the atmosphere, adding to the burden of global warming. 

New funding from Natural Resources Canada will support application of Trent University research using mine tailings to capture CO2.

Jeffrey Brook, a University of Toronto expert in air quality and health, spent nearly a year reviewing data from Canada’s Joint Oil Sands Monitoring (JOSM) program.

Two campgrounds in ruins. Houses lifted and shifted on their foundations. Thousands of trees felled as if by a giant meteorological axe.

A research lab at the University of New Brunswick has received federal funding for a study into the impact of spruce budworm outbreaks on the environment and climate change.