FIGURE 1-1 Chesapeake Bay Watershed.
SOURCE: CBP (2008). Available at http://www.chesapeakebay.net/maps.aspx?menuitem=16825.
1983a,b), which described the condition of the Bay’s ecosystem, its change over time, and scientific evaluations of the Bay’s functions in relation to its condition. The report established a framework for action to address some of the Bay’s most significant problems. Expert panels assembled by the EPA recommended immediate attention to the cultural eutrophication caused
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1 Introduction ."
Achieving Nutrient and Sediment Reduction Goals in the Chesapeake Bay: An Evaluation of Program Strategies and Implementation . Washington, DC: The National Academies Press,
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As of 2013, the National Science Education Standards have been replaced by the Next Generation Science Standards (NGSS), available as a print book, free PDF download, and online with our OpenBook platform.
The NGSS offer a detailed description of the key scientific ideas and practices that all students should learn by the time they graduate from high school. The standards are based largely on the 2011 National Research Council report A Framework for K-12 Science Education: Practices, Crosscutting Concepts, and Core Ideas.