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PPT
Curated OER

The Influence of Human Activity on the Environment

For Teachers 4th - 8th
The surge in human population in the last 2,000 years, due in large part to better health care, has brought a surge in the demand for resources and in pollution. The graphics, photographs, and real-life examples in a thought-provoking...
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PPT
Curated OER

"Dead-Zones" and Coastal Eutrophication: Case-Study of Chesapeake Bay

For Teachers 11th - Higher Ed
Take an in-depth look at nutrient loading, eutrophication, and hypoxia using data on The Chesapeake Bay as an example. This comprehensive presentation includes detailed graphs, photos, and details about the changes in marine organism...