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IJC admin | 2016/05/16

Read IJC’s newsletters to stay current on how Canada and the United States are working together to manage the health and flow of the waters shared by our two countries. Read More »

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Lake Champlain Partnerships Provide High-Resolution Datasets for Flood Resilience

IJC admin | 2014/03/18

Record-setting water levels in Lake Champlain in spring of 2011, followed by devastating rain from tropical storms Irene and Lee later that year made it clear that regional flood prevention measures needed further development. Read More »

Events in Canada and U.S. mark World Water Day

IJC admin | 2014/03/18

World Water Day is March 22. The day was established in 1993 by the United Nations General Assembly to focus attention on the importance and sustainable use of fresh water around the globe. This year, World Water Day’s theme is “water and energy.” The UN predicts that by 2030, the growing global population will need 40 percent more water, and 50 percent more energy. Read More »

The Great Lakes in the Polar Vortex, 2013-14

IJC admin | 2014/03/14

Great Lakes water levels and quality can be affected by forces brewed thousands of kilometers (or miles) away. The unusually cold winter of 2013-14 illustrates this point. Three atmospheric-oceanic factors have combined to create record cold weather for 200 million North Americans from the Rockies to the Atlantic. Read More »

Lake of the Woods Study Team Moves Forward with Plans

IJC admin | 2014/03/03

The International Lake of the Woods Basin Water Quality Plan of Study Team will meet to develop a preliminary draft Plan of Study and seek expert input at a technical workshop in International Falls, Minnesota, on March 11-12. The IJC has appointed Dr. Glenn Benoy, senior water quality and ecosystem adviser with the IJC’s Canadian Section, as the Study Team’s new Canadian co-chair. Read More »

Here’s the Science, Now Action is Needed to Clean Up Lake Erie Algae


The IJC project, also known as LEEP, has involved dozens of scientists from our two countries, who’ve worked to provide scientific and policy advice to reduce nutrient loads and harmful algal blooms. The result is “A Balanced Diet for Lake Erie: Reducing Phosphorus Loadings and Harmful Algal Blooms.” The report addresses the decline in Erie water quality over the past decade. In deteriorating water quality has affected the health of the ecosystem, along with drinking water supplies, fisheries, recreation, and tourism and property values. Read More »

The Value of Observations: The Great Lakes Evaporation Network

IJC admin | 2014/02/18

Surprising as it may sound, year-long, continuous direct measurements of evaporation from the Great Lakes were not made until a project funded by the federal governments of Canada and the United States through the IJC made it possible. A network of five offshore measurement locations operate simultaneously year-round, even through bitter winters, and have provided some fascinating results. Read More »

A Plane with Lasers Helps Answer Questions About Rainy Lake Dams

IJC admin | 2014/02/14

A plane flew in the skies above Rainy Lake and the Namakan Reservoir, along the Canada-U.S. border at Ontario and Minnesota. The flight, late last year, was conducted to collect high-resolution bathymetry data on shoreline and bottom surfaces of the waterways. The point of the work is to support studies designed to allow managers to assess whether water levels are better, worse, or neutral under the 2000 rule curves for dam operations on the lake and reservoir, compared to previous rule curves from 1970. Read More »

Balancing the Economy and Environment in Great Lakes Waterways

IJC admin | 2014/02/06

The Great Lakes Waterways Conference is an ideal forum for hearing a wide variety of views on issues that affect all aspects of the Great Lakes, from transportation to recreation, ecosystems, and economics. Participants find that it provides the kind of perspective that everyone needs to truly understand the consequences of environmental management decisions. Read More »

Wetlands Get a Holiday: World Wetlands Day

IJC admin | 2014/01/31

World Wetlands Day on Feb. 2 marks the date of the adoption of the Convention on Wetlands in 1971, an international treaty on the conservation of wetlands. Countries including Canada and the U.S. have joined. Read More »

Changing of the Guard: Canadian Chair Comuzzi departs; Commissioner Walker Assumes Responsibilities

IJC admin | 2014/01/23

After four years of service, the Hon. Joseph Comuzzi’s term as Canadian Chair of the International Joint Commission ended on Jan. 14, 2014. On Jan. 15, 2014, the government of Canada appointed Commissioner Gordon Walker as Acting Chair of the IJC’s Canadian Section. Read More »

The Great Lakes Are One Big Basin: Health and Environmental Data Should Be, Too

IJC admin | 2014/01/07

Health and environmental exposure data isn’t being collected in an ideal way, to allow public health and environmental scientists and managers easy access to examine and compare it across the Great Lakes basin. A report urges leaders in the two countries to make improvements that will allow scientists and others to better integrate data, and connect the dots between environmental risks and public health. Read More »’s Greatest Hits of 2013

IJC admin | 2014/01/03

Here are some of the most-visited pages on for 2013. You might call this a “Best Of” compilation, since we’ve included items from our newsletter, along with specific sections, publications and news releases. Happy New Year! Read More »

Dispatches from Ottawa: Good News, Good People, and Good Things to Come

IJC admin | 2014/01/02

A summary of highlights from the Fall Semi-Annual Meeting in Ottawa, Ontario. Overall, the news from the shared Canada-United States boundary was good. On balance, IJC boards charged with efforts to manage flows, water quality, and aquatic resources reported that people living along the waters shared by the two countries avoided extreme flooding and drought conditions. Read More »

2013 Resources from the IJC’s Fall Semi-Annual Meeting in Ottawa

IJC admin | 2013/12/17

A roundup of links to official Progress Reports submitted by some boards during their appearances before the Commission, and photos from Ottawa posted to our Flickr page. Read More »

The Great Lakes Compact Still Needs Champions

IJC admin | 2013/12/16

People throughout the Great Lakes basin continue to be concerned about water levels, water diversions, and what can and can’t be controlled by the IJC and other agencies in Canada and the U.S. Lana Pollack, the IJC’s U.S. Section chair, recently spoke in Chicago at a conference of the National Caucus of Environmental Legislators (NCEL) on “Great Lakes Water Levels and State Roles in Addressing Water Withdrawals and the Future of the Great Lakes Compact." Read More »

More on IJC’s Great Lakes Wastewater Treatment Study and Removing Chemicals of Emerging Concern

IJC admin | 2013/12/11

A recent article published in the Water Quality Research Journal of Canada titled “Protecting Our Great Lakes: Assessing the Effectiveness of Wastewater Treatments for the Removal of Chemicals of Emerging Concern,” highlighted the work accomplished by the IJC’s Chemicals of Emerging Concern multi-board workgroup during the 2009-2011 priority cycle. The paper focused on wastewater treatment in the Great Lakes basin and its effectiveness in treating chemicals of emerging concern (CEC). Read More »

Sea Lamprey Videos Invade Great Lakes Database

IJC admin | 2013/12/02

The Great Lakes Fishery Commission’s website has been significantly expanded with the addition of an engaging, open-access video database. The videos chronicle sea lamprey in the wild, sea lamprey spawning, various aspects of the sea lamprey control program, and cutting-edge fisheries research. Read More »

Lake of the Woods Water Quality Plans on Agenda for Semi-Annual

IJC admin | 2013/12/02

The IJC’s Rainy-Lake of the Woods Watershed Board is making progress on developing a water quality plan of study. Read More »

Biennial ‘State of the Strait Conference’ Tackles Restoration Targets

IJC admin | 2013/11/14

The purpose of each year’s State of the Strait Conference is to bring people together that are concerned about the Detroit River and western Lake Erie watershed. Those who attend discuss current efforts to strengthen the linkage between science and policy, and share knowledge and lessons to help better manage this shared bioregion where nearly 7 million people live. Read More »

IJC Semi-Annual has New Date, Important Agenda

IJC admin | 2013/11/12

The IJC’s regular fall Semi-Annual Meeting will occur this winter, following a partial U.S. government shutdown in early October. The Semi-Annual, originally scheduled for the week of Oct. 21, will now be held on from Dec. 9-12 at the IJC’s Canadian Section Office in Ottawa, Ontario. Read More »

Commissioners Give Prominent Talks on Boundary Waters Treaty

IJC admin | 2013/11/07

In recent months, two IJC commissioners were invited to speak at prominent events in Paris, France, and London, Ontario. U.S. Section Chair Lana Pollack spoke on the history of the Boundary Waters Treaty of 1909. Canadian Commission Gordon Walker spoke on how the Treaty has led to improved relations between Canada and the U.S. in relation to our shared waters. Read More »

New York, Ontario Residents Join Together to Discuss St. Lawrence River Issues

IJC admin | 2013/10/30

The International St. Lawrence River Board of Control hosted its semi-annual public meeting and teleconference at the State University of New York in Oswego, N.Y., and concurrently at the Confederation Hotel in Kingston, Ontario. The board presented information describing the IJC, the Board, recent water supplies, recent and forecast water levels, and the Board’s current regulation strategy. The meeting also included an opportunity for public comment. Read More »

Take a Ride on the Public Engagement Highway

IJC admin | 2013/10/24

A newly updated Great Lakes Water Quality Agreement includes new mandates that we’ll be using to make IJC processes even more open and public-focused. The goal is to make the best decisions after considering the science, options and affected parties. Read More »

Niagara Board Describes Changes to Crest of Horseshoe Falls, Addresses Public Concerns

IJC admin | 2013/10/23

What’s happening to Horseshoe Falls? Is a new power tunnel going to drain Lake Erie? To offer an update on various priorities and projects, the International Niagara Board of Control hosted its annual public meeting and teleconference at the community center in Niagara-on-the-Lake, Ontario. Read More »

Controlling Water Levels on Lake Michigan-Huron is a Tricky Business

IJC admin | 2013/10/17

At its annual meeting in Milwaukee, the Great Lakes Commission hosted an interesting panel discussion about the causes of fluctuating water levels, possible contributing factors (including increased conveyance through the St. Clair River), and the various impacts on Great Lakes environments and economies. Read More »