Ontario Ministry of Natural Resources and Forestry

Wolves in life-or-death dramas on Lake Superior

On Lake Superior, wolves and their prey are starring in a pair of life-or-death dramas. On a Canadian island, wolves threaten to wipe out a once-strong herd of caribou -- triggering rescue efforts. Across the lake, on the U.S. side, the decline of a wolf pack has led to a skyrocketing moose population -- and pleas to import more wolves.

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Dave Rosenthal

Video: Ice balls, ice volcanoes and more ice on the Great Lakes

If you like ice, you have to love the Great Lakes, where it comes in all shapes and sizes. With the recent deep freeze, we're seeing a lot more ice than in the past few winters -- including a frosty Niagara Falls. ​Here's a look at some unusual shapes and sizes:

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Latest From Great Lakes Today

Marian Hetherly / WBFO News

New Navy ship, USS Little Rock, delayed by repairs and ice

Recent icy conditions were the cause of concern for fans of the USS Little Rock. The Navy ship was commissioned in Buffalo last month, but has not made it out to sea.

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New Faces, New Issues

Teddy Roosevelt and John Muir helped launch the nation’s environmental movement more than a century ago. Great Lakes Today explores the forces – and people -behind the transformation of the movement.

Video: Salt mine lies 1,800 feet under Lake Erie

Have you ever wondered where road salt comes from? One source is the Whiskey Island Cargill Salt Mine, which lies far below the floor of Lake Erie.

Healing Our Waters conference, 2017

Great Lakes Today covered the conference in Buffalo with stories and video interviews.

Environment

The Great Lakes are significantly cleaner today, now that many of the region's factories have closed. But environmental challenges -- including pollution and invasive species -- remain.

Invasive Species

The Great Lakes ecosystem has been severely damaged by more than 180 invasive and non-native species.

History

For centuries, the Great Lakes have served as an important food source and trade route for people living along their shore.

Recreation

The Great Lakes are the home to a wide range of recreation -- from sailboat and powerboat races to fishing tournaments. They're also a draw for tourists.

Shipping

The Great Lakes is often referred to as the "fourth seacoast." U.S. and Canadian lake fleets annually haul upwards of 125 million tons of cargo, including iron ore, limestone and coal.

Regulation

The Great Lakes, which straddle the U.S.-Canada border, are subject to multiple layers of regulation.

Farming

Great Lakes agriculture generates more than $15 billion a year and it accounts for 7% of total U.S. food production. Agricultural practices shape the health of the lakes and the farming economy.

Development

Across the Great Lakes region, the shoreline is being targeted for increased development.