Recent Stories

Smoke on a lake that’s great

Smoke from forest fires cover Lake Baikal.

The forests of western Canada and the U.S. aren’t the only ones burning during a drought this year. This image from NASA’s Earth Observatory shows that similar fires in Siberia have produced a smoky trail obscuring parts of Lake Baikal. Burning areas are in red. Lake Baikal is one of the world’s largest lakes. While smaller in area than North America’s Lake Superior, it is far deeper and contains much more water – the most of any lake in the world. Continue Reading →

Filed under: , , , ,

Earthworms rob forests of key nutrients; pave way for other invaders


By Chris Symons

Compost box heroes, or the root of all ecological evil? Worms in Great Lakes forests are not what they seem. Trilliums are smaller, algal blooms are more common and hummingbird populations are decreasing. All of these are made worse by non-native earthworms in Great Lakes soil. A recent study in Ecosystems journal identified four key minerals that earthworms remove from soil and that native plants need to grow. Continue Reading →

Filed under: , , ,