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Reducing the use of lawn chemicals prevents pollution in nearby waterways

September 17th, 2014 by


Lawn care decisions play a large role in local water quality and the health of aquatic wildlife. The fertilizers, pesticides, and other chemicals we put on our lawns can be washed into nearby lakes and rivers in stormwater runoff. Once there, these pollutants spur algae growth, clog gills, decrease resistance to disease, and suffocate eggs and newly hatched larvae. 

The IISG-led Lawn to Lake program continues to educate homeowners, landscapers, and master gardeners on natural lawn care practices that can improve soil health and protect water quality. The program works with community partners across the region to conduct training workshops and provide ‘how to’ resources for a range of audiences. 

Lawn to Lake outreach has led to management changes on an estimated 22,415 lawn acres. These changes are expected to reduce the use of lawn care chemicals, including weed and feed, by more than 3 million pounds a year, protecting nearby aquatic ecosystems from chemical-laden runoff while fostering healthy lawns. 

To learn more about how IISG is empowering communities and individuals to secure a healthy environment, check out our 2013 program impacts. 

In the news: Lake Erie once again at risk from toxic algae

June 24th, 2013 by

Lake Erie, one of the Great Lakes that began to rebound significantly thanks to the Clean Water Act and several cleanup projects, is being threatened by toxic blue-green algae. Fed by fertilizers and runoff, the algae can deplete oxygen levels in the water and be detrimental to the lake’s health.

From The Plain Dealer:

“The Western Basin of Lake Erie, located roughly from Toledo to Huron, is becoming seriously affected with toxic blue-green algae. During the summer months, the algal blooms have been so bad that swimmers have emerged from Lake Erie covered in green slime. So far, swimming in Lake Erie has not been prohibited as it was in Grand Lake St. Mary’s, however, the thick algal blooms are not very inviting to swimmers and tends to affect the taste of our drinking water. 

The enjoyment of Lake Erie for boating and fishing has also become hampered by the costs to repair clogged engines and the costs of reduced economic drivers, such as fishing charters and other recreational opportunities. We are dangerously close to severely restricting our use and enjoyment of one of the world’s greatest natural resources.”

Read the complete article at the link above to learn more about threats to Lake Erie, and read more about Great Lakes health issues and research at our web page.

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How Do You Track a Fish in a Great Lake? Are your students curious about how scientists track fish underwater? In this Students Ask Scientists session, discover how researchers use acoustic telemetry to track fish like yellow perch in Lake Michigan.You will meet Anna Hill, a master’s student at Purdue University, as she shares her career journey studying marine and freshwater systems.📅 Date: November 6, 2025🕚 Time: 11:00 AM–12:00 PM CT🎯 Audience: Middle school students & up + educators💻 Location: Zoom (Pre-registration required)Learn more and register at the link in bio.#TeachingTuesday#StudentsAskScientists#LakeMichigan
Join us at Illinois Beach State Park for Fall Nature Fest, a free, family-friendly event featuring guided hikes, hands-on activities, and interactive exhibits for all ages. Due to the potential for inclement weather, the fun is moving inside the Nature Center. So, stop by, stay dry, and meet specialists from the Illinois-Indiana Sea Grant as you explore interactive exhibits that celebrate Illinois’ natural heritage and the beauty of fall along Lake Michigan. We will be hosting the Great Plankton Race, which is a hands-on challenge where you’ll design your own plankton model and race it against others to test your creativity and engineering skills! When: Saturday, October 18th, 10 AM to 2 PM.Where: The Nature Center at Illinois Beach State Park.Register today to receive event updates at the link in bio.
The Center for Great Lakes Literacy has launched a beautifully redesigned website. The star of the show is the Resource Library!Whether you're teaching in a classroom, leading a community program, or just passionate about the Great Lakes, the new hub makes it easier than ever to find lesson plans, activities, videos, and stewardship ideas tailored to your needs.🔗 Visit the link in bio to dive in!#TeachingTuesday
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