Other
Epa New England: Long Island Sound Facts, Figures, and Maps
Listing of various fact sheets created and published through the Long Island Sound Study. Topics include How Low Dissolved Oxygen Conditions Affect Marine Life in LI, Impact of Atmospheric Nitrogen Deposition on Long Island Sound, Sound...
Frostburg State University
Frostburg State Chemistry Online: Pressure & Oxygen Solubility
The effect of changing pressure on the solubility of oxygen in water. Explains how temperature and pressure affect dissolved oxygen levels. Includes example formulas.
Frostburg State University
Why Does the Solubility of Gases Usually Increase as Temperature Goes Down?
This chemistry course article, "Why does the solubility of gases usually increase as temperature goes down?," provides text and related links on the effects of temperature and pressure on the solubility of gases.
Curated OER
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.
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...
Science Education Resource Center at Carleton College
Serc: Disasters to Nature: Sensitivity of Ground Water Systems to Pollution
Students visit three sites to investigate the areas where there is very high sensitivity for ground-water pollution. They also test the quality of water, measuring the dissolved oxygen, pH, total phosphate, nitrates, turbidity, and...
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...
Science Education Resource Center at Carleton College
Serc: Interdisciplinary Field Investigations of a Campus Pond
The primary activity described here is measurement of sub-surface water properties in a local pond (e.g., temperature and dissolved oxygen).
Texas Instruments
Texas Instruments: Jason: Health of Aquatic Life a Real Problem
JASON Aquatic Field Study: Use water temperature, turbidity, and dissolved oxygen data collected by researchers to examine the quality of an aquatic site using a TI-73 Explorer to graph and analyze the values and determine its water...
EL Education
El Education: Is Lake Merritt Worth 198 Million Dollars?
6th grade students from Oakland, California, created this report to show their answer to the question: "What do the dissolved oxygen levels tell us about the water quality of Lake Merritt?" Students explored this question to collect...
Other
Idaho Department of Environmental Quality: Common Water Quality Measures
An organized resource highlighting properties of freshwater and water quality concerns.
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: Survival in an Estuary
This activity introduces students to the nature of estuaries, estuarine environmental factors, and four important abiotic factors-pH, temperature, dissolved oxygen, and salinity-and how they vary in estuaries. A PowerPoint presentation,...
Alabama Learning Exchange
Alex: Surface Water Testing
For this environmental science lab you will chemically test a nearby creek or pond for dissolved oxygen, pH, alkalinity, hardness and turbidity. This is a field test and will determine the water quality of standing body of water. The lab...
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...