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toc =Focus question= Use the following question to develop a concept map: What kind of evidence would you collect if you wanted to know that a stream or lake is healthy? How are the evidence you collect and health of the watershed related?

=Watershed database and past results= Link to past watershed data and other areas around the state:

[|http://www.watersheded.dcnr.state.pa.us]

=Watershed resources=

=Watersheds in Pennsylvania= =Resources=



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