Rivers are an important part of the world that we live in. Students will choose a river to study. They will be research how human activity has impacted the river system and what can be done to reduce that impact. Each of the rivers highlighted in this project has a different challenge to investigate, levees on the Mississippi river, urban development in the L.A. river, water use for irrigation and drinking along the Colorado river, and water use for agriculture along the Sacramento river. Guided questions are provided for each river to help direct student research. Grading rubric is included on a separate page.