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Subject is Dams

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		From the River to You: USGS Real-Time Streamflow Information As part of the National Streamflow Information Program, the U.S. Geological Survey (USGS) operates more than 7,400 streamgages nationwide to provide streamflow information for a wide variety of uses....		More Info
		http://pubs.usgs.gov/fs/2007/3043/

		Wetland Regulatory Authority Section 404 of the Clean Water Act (CWA) establishes a program to regulate the discharge of dredged or fill material into waters of the United States, including wetlands. Activities in waters of the...		More Info
		http://www.epa.gov/owow/wetlands/pdf/reg_authority.pdf

		Teacher Resources A collection of 19 inquiry-based, environmental science, lesson plans and streaming video for students in grades 6-12.		More Info
		http://www.pbs.org/americanfieldguide/teachers/

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