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Civil and Environmental Engineering

University of Tennessee, Knoxville

Masters Theses

Theses/Dissertations

2014

Episodic acidification

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Chemical Flux During Event Stormwater Flows In The Great Smoky Mountains National Park: Comparison Of Two Streams Varying By Drainage Area And Elevation, Matthew Williams Aplin Aug 2014

Chemical Flux During Event Stormwater Flows In The Great Smoky Mountains National Park: Comparison Of Two Streams Varying By Drainage Area And Elevation, Matthew Williams Aplin

Masters Theses

Streams in the Great Smoky Mountains National Park in North Carolina and Tennessee have been impacted by acid deposition from anthropogenic sources for decades. Recent declines in acid deposition throughout the eastern U.S. appear to be initiating improvements in stream water quality. However, watershed recovery could take decades due to regional differences in the hydrologic and biogeochemical processes that influence chemical fate and transport. These processes have been extensively studied at longer time scales (i.e. seasonally, annually), by long-term annual ion budgets, and study designs based on grab samples. Less known are the acidification effects on streams through rapid ion …