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Web-based tipping points tool will help communities protect and grow at the same time
July 16th, 2014 by iisg_superadmin
Sea Grant staffers take new interactive watershed planning tool for a spin
November 6th, 2013 by Irene Miles
The Tipping Points and Indicators tool uses watershed data and cutting-edge research to show planners where aquatic ecosystems in their region are stressed by various factors to the degree that they are in danger of crossing a “tipping point,” triggering rapid and sometimes irreversible shifts in their functioning. With help from a Sea Grant facilitator, planners can use the tool’s interactive maps and simulators to specify important regional priorities, pinpoint specific land use practices that threaten ecosystem health, and test how further development, restoration, or conservation projects would help or hurt. Together with suggested policies, ordinances, and outreach efforts, these features help planners develop watershed management plans that prevent ecosystems from being degraded beyond repair.
The tipping points tool is part of a four-year project funded by NOAA and EPA and coordinated by Illinois-Indiana Sea Grant. Research and outreach partners include Purdue University, University of Michigan, Michigan State University, University of Minnesota Duluth, University of Windsor, the Great Lakes Environmental Research Laboratory, the Cooperative Institute for Limnology and Ecosystem Research, the Great Lakes Restoration Initiative, NOAA, and the Sea Grant Great Lakes Network.
*Pictures:
Top – Mark Breederland (Michigan Sea Grant) and Brian Miller (IISG)
Middle – Joe Lucente (Ohio Sea Grant) and Julie Noordyk (Wisconsin Sea Grant)
Bottom – Mary Penney (New York Sea Grant) and Jarrod Doucette (Purdue University)
In the news: Great Lakes lawmakers consider a ban on harmful pavement sealant
November 14th, 2012 by Irene Miles“Negative effects on fish and other aquatic animals include inhibited reproduction, fin erosion, liver abnormalities, cataracts and death, according to Geological Survey reports.Coal-tar sealcoat makes up about half of the PAHs in lake sediment, according to Environmental Science and Technology. It is why PAH levels have increased in the sediment of urban and suburban lakes since 2000 even when other major PAH producers, like power plants, have been decreasing emissions.”
Local water travels a long, long way
June 25th, 2012 by Irene MilesWatersheds are areas where water comes together and drains to a common place. In addition to the streams and rivers and creeks that we can see, though, watersheds encompass a huge range of pathways for water, and your nearby water supply might be part of a very large system that spans multiple states.
“Of course, obtaining sustainable development in town isn’t enough, in and of itself, to guarantee high quality, fishable and swimmable rivers and streams. Industry plays a part; utilities and waste water treatment plants play a part; sensitive farming, ranching, and/or timbering play a part, all in different proportions depending upon the particular watershed in question.”
Recent News
- Educators immerse in Great Lakes science aboard EPA research vessel
- Tomas Höök reflects on a legacy of leadership, collaboration and impact at IISG
- Freshwater jellyfish may increase in numbers as Illinois and Indiana waters continue to warm
- Tomas Höök signing off as Illinois-Indiana Sea Grant director this summer
- Illinois-Indiana Sea Grant welcomes Stuart Carlton as the program’s new director
IISG Instagram
Curious minds wanted! The Students Ask Scientists program connects classrooms with Great Lakes scientists to explore how science comes alive beyond the textbook.
From burning questions to career inspiration, students dive into the wonders of the Great Lakes—one question at a time.
Learn more at the link in bio.

Tomas Höök has left an incredible mark during his time as Director of Illinois-Indiana Sea Grant, and now he’s reflecting on a legacy filled with leadership, collaboration, and impact. From expanding our aquaculture and education programs, to helping communities make sense of the effects of Lake Michigan’s shifting shorelines — his work has helped grow what we do and who we serve.
Read the full feature at the link in bio to see what he’ll carry forward in his new role as Head of Purdue’s Department of Forestry & Natural Resources.

The Invasive Crayfish Collaborative is hosting a webinar on Friday, September 12th at 11:00am CT / 12:00pm ET. Join us for the seminar "Red Swamp Crayfish Telemetry Across Seasons and Techniques" presented by post-doctoral researcher Dr. William Ota of Michigan State University. Dr. Ota will present his research on red swamp crayfish movement ecology, which involves the use of both radio and acoustic telemetry.
Register at the link in bio.

In late July, formal and non-formal educators joined @nature_indiana, @indianadnr Division of Nature Preserves, and @lakecountyparks for a workshop exploring ecological restoration in the Grand Calumet River Area of Concern.
Participants toured restored sites in East Chicago and Hammond, engaged with experts in sediment remediation and habitat restoration, and experienced a cutting-edge Virtual Reality curriculum aligned with NGSS for grades 6–12.
From industrial past to ecological renewal, educators left inspired and equipped to bring local environmental stories into their classrooms.
Learn more about the VR Tour at the link in bio.
#TeachingTuesday

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