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Earth's Natural Resources

Earth is made of different material, including rocks, sand, soil and water. Natural resources are things that people use that come from Earth like land, water, air and trees. These natural resources can be conserved using ideas like reducing trash, recycling and replanting trees.
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Threats of the Marsh | The Salt Marsh

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Threats of the Marsh | The Salt Marsh
Pesticides, manure, and fertilizers run off farm fields and enter the food chain of the marsh. Chemicals from factories are also added to the rivers and end up downstream in the salt marsh, where they...
Biomagnification | The Salt Marsh

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Biomagnification | The Salt Marsh
How can low levels of DDT in farm fields end up at high levels in ospreys? Several different pesticides, an example of which is DDT, can be biomagnified by the food chain. The pesticides are used to...
 Tides | The Salt Marsh

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Tides | The Salt Marsh
Tides flood into the salt marsh twice a day and bring salty water from the sea. Then twice each day the tide ebbs and leaves the salt marsh high and dry. The tides are at their highest (and lowest)...
Susan L. Hitchcock - National Park Service  | Sea Change Melvin Bell

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  • Higher Education
Melvin Bell
Melvin Bell works in the Office of Fisheries Management at The South Carolina Department of Natural Resources (SCDNR). This is his full interview from the SCETV documentary "Sea Change." Some...
Sustainable Consumption | Periscope

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Sustainable Consumption | Periscope
Episode 3
The words "sustainable consumption" are used to describe a major goal of the U.N.. It's a couple of big words so lets break it down: The word sustainable means to sustain, or keep going. The word...
 Catawba River | The Big Picture

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Catawba River | The Big Picture
In 2008, the Catawba River was named the most endangered river in the United States by the advocacy group American Rivers. In this program, The Big Picture looks at the preservation of this river and...