Assessing the Global Climate in March 2025
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
The March global surface temperature was 2.36°F (1.31°C) above the 20th-century average of 54.9°F (12.7°C), making it the third-warmest March on record.
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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NCEI News Feed
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NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
NCEI News Feed
https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
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https://www.ncei.noaa.gov/news/global-climate-202503
Connor Spencer is a GIS specialist for the Great Lakes Commission. In this role, he assists with various GIS and data collection projects including those with the Great Lakes Protection Fund and EPA Region 5 through the Inland Sensitivity Atlas under the Area Contingency Planning project.
A lifelong Michigander, Connor holds a Bachelor of Science degree in the environment through the University of Michigan’s School of Environment and Sustainability. He started his career with the GLC as a GIS intern shortly after graduating. Outside of work, Connor enjoys exercising, playing videogames, and watching all Detroit and U of M sports.
For media inquiries, please contact Beth Wanamaker, beth@glc.org.
Great Lakes Commission
https://www.glc.org/staff/connor-spencer
Catch the latest updates on what’s happening with PFAS in the Great Lakes region. Check back for more PFAS news roundups every other week on our website.
On Tuesday, April 1, Susan Crawford won Wisconsin’s contentious Supreme Court election.
Great Lakes Now
https://www.greatlakesnow.org/2025/04/susan-crawfords-wisconsin-supreme-court-win-could-be-a-win-for-pfas/
Experts weigh in on how U.S. Environmental Protection Agency’s Great Lakes office is a key part of the regional and binational science and collaboration that protects the Great Lakes, and how changes may jeopardize that protection and the relationship with Canada. Read the full story by Great Lakes Now.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-epa-greatlakes-office
In Michigan, a new testing requirement for PFAS could delay dredging projects around the state ― a move that stakeholders warn could significantly increase shipping costs, close harbors and hurt port and other businesses.. Read the full story by the Detroit News.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-pfas-testing-dredging
Like many Canadian border cities, Sarnia has seen a surge of patriotism in response to President Donald Trump’s aggressive behavior, but residents of the community on Lake Huron have focused on one threat in particular: local waters. Read the full story by Agence France-Presse.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-canada-water
Minnesota Senators Amy Klobuchar and Tina Smith sent a letter to the EPA administrator Lee Zeldin on reports of a possible reduction in staff at the EPA Great Lakes Toxicology and Ecology Division Lab in Duluth, Minnesota. Read the full story by Northern News Now.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-minnesota-epa-lab
Some researchers are proposing artificial reefs as naturally sourced solution to the issue of coastal erosion, which they say will keep sediment moving and cost less. Read the full story by Inside Climate News.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-artificial-reefs-erosion
According to the U.S. Geological Survey Great Lakes Science Center, prey fish numbers in Lake Michigan look slightly better, though smelt biomass remains low throughout the lake. Read the full story by Chicago Sun-Times.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-lake-michigan-prey-fish
Federal Yoshino made it to Duluth-Superior on Tuesday afternoon, but while the saltie is the first oceangoing ship to arrive this season its journey didn’t start from the ocean. Read the full story by Duluth News Tribune.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-duluth-saltie
A recent study suggests that the creation of the Great Lakes occurred nearly 200 to 300 million years ago, much further back than originally thought, via a hot spot from underneath the Earth’s crust. Read the full story by the Chicago Tribune.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-greatlakes-formation
The Muskegon, a 19th-century ship turned sandsucker barge, sank in Lake Michigan in 1911 and is now a shipwreck nature preserve in Indiana. Read the full story by the Herald-Times.
Great Lakes Commission
https://www.glc.org/dailynews/20250409-indiana-shipwreck