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Displaying items 1 - 2 of 2
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1. National Marine Debris Monitoring Program: citizen science observations from 1997–2007

Author(s):
Ribic, Christine A.; Sheavly, Seba B.; Rugg, David J.

2. Soil profile morphology and chemistry, Allegheny National Forest, PA, 1997-2017

Author(s):
Bailey, Scott W.; Long, Robert P.; Horsley, Stephen B.