Mercury content in water is a health hazard for people, animals, and delicate ecosystems, and preventing its release into the water supply is a major concern. A four-year study has found that there are effective and affordable methods currently available to reduce mercury levels in waste water released at a BP refinery near Lake Michigan.


From the Northwest Indiana Times: 

“Scientists from Purdue University Calumet and Argonne National Laboratories who examined the issue for more than four years released their findings in a community briefing at the Hammond campus Tuesday morning. 

In 2007, BP funded a $5 million grant to the Purdue University Water Institute and Argonne National Laboratories to research technologies that would help the company meet the 1.3 parts per trillion Clean Water Act standard for mercury.”

Read the complete article here

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Happy Earth Day 🌎💙From the Great Lakes to your local community, every action counts. Whether it’s reducing waste, protecting water, or learning something new, small steps make a big impact.
Join the 2026 Great Lakes BioBlitz! 🌎🦋📸Starting Earth Day, educators, students, youth groups, and families are invited to help document biodiversity across the Great Lakes region using iNaturalist. A kick-off webinar is scheduled for April 16th at 2 pm CT.Participate anytime during the four‑week event. Snap photos, make observations, and contribute to real conservation data while getting students outside and engaged with nature. Learn more and get ready to explore: https://sites.google.com/wisc.edu/annual-great-lakes-bioblitz/2026 #TeachingTuesday#GreatLakes