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![](https://www.circleofblue.org/wp-content/uploads/2015/06/JCGanter_MackinacAerial_IMG_0975-495x400.jpg)
Great Lakes Line 5 Oil Pipeline Safety Study Nears
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Michigan will reveal information about energy-transport network under the Straits of Mackinac.
![](https://www.circleofblue.org/wp-content/uploads/2015/06/GLGovernors02-1-495x400.jpg)
Toxic Algae Blooms Prompt Clean-Up Commitment from Great Lakes Governors
State and provincial leaders act to end danger to Lake Erie, which has suffered from a resurgence of nutrient pollution and toxic algae outbreaks over the past decade.
![](https://www.circleofblue.org/wp-content/uploads/2014/12/MackinacBridge_cJGanter_G3_5549-1-495x400.jpeg)
North American Fossil Fuel Boom Raises Risks From Expanding Oil and Gas Transport Network
Surge in oil and gas production has seen more spills that are…
![](https://www.circleofblue.org/wp-content/uploads/2014/12/Morrow-Lake-Delta-Submerged-Oil-Recovery.jpg)
Diluted Bitumen Study: Expert Committee Holds First Meeting
An investigation begins this week as to whether spills of heavy oils pose a greater environmental threat than spills of other crude oils.
![](https://www.circleofblue.org/wp-content/uploads/2014/08/Forecast082714.jpg)
Lake Erie Algae Bloom Hits Pelee Island, Moves Toward Sandusky
Lake Erie algae alive and well.
Photo courtesy T. Archer /…
![](https://www.circleofblue.org/wp-content/uploads/2014/08/lakeeriebloom83141.jpg)
Lake Erie Algae Blooms Prompt New International Targets for Phosphorus
Current targets not enough to stop algal toxins.
Image…
![](https://www.circleofblue.org/wp-content/uploads/2012/12/great-lakes-stress-map.jpg)
Record Heat and Loss of Glaciers Mark the Global Climate in 2013
It was business as usual for many climate indicators.
Image…
![](https://www.circleofblue.org/wp-content/uploads/2014/04/ELA-Lakes-general1000.jpg)
Partnership Agreement Saves Canada’s Renowned Lake Laboratory
A legendary freshwater research facility in western Ontario has…
![](https://www.circleofblue.org/wp-content/uploads/2014/02/©JGanter_Lake_Michigan_Ice_G3_1181.jpg)
Great Lakes Ice Cover Most Extensive in 20 Years
Covering about 88 percent of the lakes on February 13, the ice…
![](https://www.circleofblue.org/wp-content/uploads/2012/12/great-lakes-stress-map.jpg)
The Stream, March 26: Water Spills From Oil Sands Project in Canada
Canada Oil Sands
An unknown volume of water has been released…
![](https://www.circleofblue.org/wp-content/uploads/2012/12/great-lakes-stress-map.jpg)
The Stream, March 26: Water Spills From Oil Sands Project in Canada
Canada Oil Sands
An unknown volume of water has been released…
![](https://www.circleofblue.org/wp-content/uploads/2012/12/great-lakes-stress-map.jpg)
Great Lakes Map Shows Greatest Ecosystem Stress in Lakes Erie and Ontario
Researchers hope the map is used to plan restoration projects…