The document discusses key topics about stewardship, watersheds, and food webs as they relate to the Great Lakes. It provides background on issues like water diversion, water quality, invasive species, and water levels. Students will learn about defining stewardship and becoming stewards of the Great Lakes, the impacts of land use on watershed water quality, and the aquatic food web including producers, consumers, and decomposers. The document also discusses policies and efforts to manage these important Great Lakes issues and ecosystems.