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Dissolved Oxygen
This site talks about the importance of dissolved Oxygen and provides field testing kit information.
US Geological Survey
Usgs: Common Water Measurements
This site from the U.S. Geological Survey provides great definitions of seven measurements that can be taken on water. Includes pH, dissolved oxygen, and turbidity. Click Home to access the site in Spanish.
Science Buddies
Science Buddies: Harmful Algal Blooms in the Chesapeake Bay
Harmful algal blooms occur when algae, which form the base of the ocean food web, grow in massive numbers and produce toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. In this project you will learn how to...
NOAA
Noaa: Estuaries 101 Curriculum: Chemistry in an Estuary
This activity introduces students to the complex chemistry of estuarine water. Students investigate how chemical and physical water quality factors-pH, temperature, dissolved oxygen, and salinity-change and interact over varying time...
Center for Innovation in Engineering and Science Education, Stevens Institute of Technology
Ciese Collaborative Projects: The Global Water Sampling Project
By testing your local water quality, you will be able to compare your results with students around the world. Register your class, and follow the project instructions. Additional teacher resources, references, and Ask-an-Expert sources...
BiologyWise
Biology Wise: A Brief Guide to the Steps of the Carbon Cycle
Outlines the steps for the movement of carbon along the carbon cycle through photosynthesis, food chains, being dissolved into the ocean, the decomposition of organisms, fossil fuel formation, industrial use of fossil fuels, carbon...
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