NOAA
History's Thermometers
How is sea coral like a thermometer? Part three of a six-part series from NOAA describes how oceanographers can use coral growth to estimate water temperature over time. Life science pupils manipulate data to determine the age of corals...
Kenan Fellows
Making Connections with Water Quality
What's in your water? And, why is water quality so important? Enhance your class's level of water appreciation through a instructional activity that demonstrates the necessity of water quality. Environmental enthusiasts explore the EPA's...
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....
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