You are the Aquatic Plant Expert. It is your job to find out everything you can about the plants that live in the ocean. Remember that plants are every where in the ocean and are a source of food for many animals. What happens to plants affects what happenes to the rest of the ocean. You need to research and find out what pollution is hurting the plants and find a way to stop it.
Ocean pollution http://library.thinkquest.org/CR0215471/ocean_pollution.htm
Ocean Link http://oceanlink.island.net/ask/pollution.html
Reducing Pesticide Pollution of Aquatic Ecosystems http://wfrc.usgs.gov/research/contaminants/STRodriguez4.htm
Water Pollution http://www.umich.edu/~gs265/society/waterpollution.htm
Good Luck!