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Full-Text Articles in Life Sciences

A Decade Comparison Of Forest Dynamics At The Gordon Natural Area, A Chester County Preserve, Kelly Ryan, Gregory D. Turner Jan 2014

A Decade Comparison Of Forest Dynamics At The Gordon Natural Area, A Chester County Preserve, Kelly Ryan, Gregory D. Turner

Forest Health Monitoring Study Documents

No abstract provided.


Monitoring The Influence Of Acid Deposition On Soil And Implications To Forest Health In The Daniel Boone National Forest, Tyler M. Sanderson Jan 2014

Monitoring The Influence Of Acid Deposition On Soil And Implications To Forest Health In The Daniel Boone National Forest, Tyler M. Sanderson

Theses and Dissertations--Forestry and Natural Resources

Combustion of fossil fuels has contributed to many environmental problems including acid deposition. The Clean Air Act (CAA) was created to reduce ecological problems by cutting emissions of sulfur and nitrogen. Reduced emissions and rainfall concentrations of acidic ions have been observed since the enactment of the CAA, but soils continue to receive some acid inputs. Soils sensitive to acid deposition have been found to have low pH, a loss of base cations and a shift in the mineral phase controlling the activity of Al3+ and/or SO42-. If inputs continue, soil may be depleted of base …