Canadian scientists are launching a robotic kayak equipped with echo sounder sensors in the Welland Canal this week to see if invasive fish such as the Asian carp could travel between Lake Ontario and Lake Erie.

After decades of decline, mercury levels are increasing in some Great Lakes fish and birds, according to a recent study.

And health problems are occurring at lower concentrations than expected.

Pain medicine, birth control, anti-depressants and other pharmaceuticals make their way into the Great Lakes through municipal water systems and stormwater runoff.

That threatens human health, harms wildlife and contaminates drinking water, according to a recent report.

A Great Lakes shipping canal scheduled to be dredged next spring has toxic chemicals deep below the surface, according to a recent study.

The International Joint Commission recently highlighted the need for consistent beach monitoring throughout the Great Lakes region.

Under proposed legislation, some Michigan landfills would only need one instead of two liners to keep them from contaminating the environment.

The Windward Shore: A Winter on the Great Lakes (University of Michigan Press, 2011) chronicles author Jerry Dennis’s thoughts while retreating to various remote lake homes in the dead of northern Michigan winter.

In this three-part video series, scientists at the Large Lakes Observatory in Duluth, Minn., explore the implications of climate change and other human activities for Lake Superior and the African great lakes.

In this three-part video series, scientists at the Large Lakes Observatory in Duluth, Minn., explore the implications of climate change and other human activities for Lake Superior and the African great lakes.

In this three-part video series, scientists at the Large Lakes Observatory in Duluth, Minn., explore the implications of climate change and other human activities for Lake Superior and the African great lakes.