This MSNBC newspaper article provides general information about poor water quality off the Oregon coast. The article recounts how scientists are hunting for very low levels of oxygen, a sign of what is called the dead zone. The article includes possible causes of the dead zone and how it may relate to climate cycles. This site also features a related story about the Mississippi River delta dead zone.
Subject: Biology:Ecology:Habitats:Marine, Biology:Ecology:Principles, Habitats:Water Column, Biology:Microbiology, Geoscience:Geology:Geochemistry, Geoscience:Hydrology:Surface Water:Water Quality/Chemistry Resource Type: Scientific Resources:Overview/Reference Work Grade Level: College Lower (13-14), General Public, High School (9-12), Middle (6-8) Extreme Environments: Altered by Humans, Anoxic Ocean Environments: Surface Waters, Coastal and Estuarine Topics: Biosphere:Ecology:Habitats:Water Column, Marine, Biosphere:Microbiology, Hydrosphere/Cryosphere:Surface Water:Water Quality/Chemistry, Biosphere:Ecology:Food Webs, Solid Earth:GeochemistryKeywords: hypoxia, eutrophication
