Duckweed genome discovery reveals how aquatic plants cope in challenging environments.

Most years, they rise from the water and blanket unsuspecting communities.

In a summer characterized by toxic algae blooms and high levels of E. coli at Hamilton beaches, a McMaster engineering professor is a co-editor of a hopeful report that shows the economic and community benefits of addressing water pollution around the Great Lakes.

More than 500 million bees were found dead by beekeepers in Brazil over a three-month period earlier this year.

Corals are shown to recycle their own waste ammonium using a surprising source of glucose—a finding that reveals more about the relationship between corals and their symbiotic algae.

Over-fertilization of agricultural fields is a huge environmental problem.

A University of Otago study investigating chemicals in New Zealand waterways has found evidence of pesticides banned in some European countries present in agricultural streams.

Sediments on the surfaces of a glacier in eastern B.C. and elsewhere in the world are acting as a sponge and absorbing large amounts of contaminants that are contained in glacial meltwater.

Scientists have found that the air pollution absorbs and disperses sunlight and thereby reduces the amount that reaches the Earth’s surface.

We have been working on the consequences of increasing boreal wildfires since 2004, when a  huge swath of boreal forest burned in Alaska and the Yukon.