Science Education Resource Center at Carleton College
Serc: Lab 7: Nitrates and Phosphates and Algae, Oh My!
A lab experiment, in a series of experiments, that investigates fisheries. In this lab, students test the effects of fertilizers and other pollutants on a model ecosystem. Students also examine 2 years of ocean color (chlorophyll...
US Environmental Protection Agency
Epa: Mississippi River / Gulf of Mexico Hypoxia Task Force
Learn about the task force formed to help the public understand the causes and effects of eutrophication in the Gulf of Mexico.
National Geographic
National Geographic: Visualizing Watershed Health
Using data visualizations that show dissolved oxygen levels, students analyze the health of the Chesapeake Bay watershed. They will also learn about dead zones, which are aquatic areas where there is insufficient oxygen to support life....
Other
Environmental Challenges in Farm Management: Change in Habitats: Eutrophication
This site from the University of Reading provides the definition of eutrophication as well as further information about this naturally occurring phenomenon.
Science Education Resource Center at Carleton College
Serc: Duckweed Bioassay
This lab was designed with the intent to mimic the effect fertilizers can have on plants in a lake or pond ecosystem. Students determine the effect different fertilizer concentrations have on the growth rate of duckweed plants, as...