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1. TRACING STREAM NITRATE IN A CENTRAL PENNSYLVANIA MIXED LAND-USE BASIN USING STABLE ISOTOPES, BACTERIA, AND INORGANIC CHEMICALS

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2. MICROBIAL ECOLOGY OF BIOFILMS IN SWINE WASTEWATER TREATMENT SYSTEMS FOR ODOR ABATEMENT

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Open Access

3. EVALUATING THE EFFECTS OF FOREST LIMING IN APPALACHIAN WATERSHEDS: CHEMISTRY AND MULTI-ISOTOPE APPROACHES

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Open Access

4. A STUDY OF SUGAR MAPLE (ACER SACCHARUM MARSH) DECLINE DURING 1979 TO 1989 IN NORTHERN PENNSYLVANIA

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5. Spatial and Temporal Analysis of Soil-landscape and Water Quality in the East Mahantango Creek Watershed

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6. Obstacles and Opportunities for Water Conservation in Blagoevgrad, Bulgaria

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7. Mercury bioaccumulation in aquatic ecosystems of forested streams in Pennsylvania

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Open Access

8. Advances in Quantifying Streamflow Variability Using Hierarchical Bayesian Methods with SPARROW

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Open Access