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Environmental Sciences

D-Index
41
Citations
11966
World Ranking
7560
National Ranking
2685

Overview

Richard B. Alexander is affiliated with the United States Geological Survey in the United States. Their research primarily focuses on environmental science, with a strong emphasis on soil and water nutrient dynamics and hydrology and watershed management studies.

Their recent published papers cover a range of topics related to nitrogen and phosphorus fluxes, water quality, and environmental modeling. Key publications include:

  • Low threshold for nitrogen concentration saturation in headwaters increases regional and coastal delivery, 2020, Environmental Research Letters
  • Application of the RSPARROW Modeling Tool to Estimate Total Nitrogen Sources to Streams and Evaluate Source Reduction Management Scenarios in the Grande River Basin, Brazil, 2020, Water
  • Power analysis for detecting the effects of best management practices on reducing nitrogen and phosphorus fluxes to the Chesapeake Bay Watershed, USA, 2022, Ecological Indicators
  • Idiopathic Regression in Down Syndrome, 2025, BJPsych Open

The scientist collaborates with several frequent co-authors, including:

  • N. M. Schmadel
  • Judson W. Harvey
  • Elizabeth W. Boyer
  • Gregory E. Schwarz
  • J. D. Gomez-Velez

Their work has been published in a variety of academic venues, most notably:

  • Environmental Research Letters
  • Water
  • Ecological Indicators
  • BJPsych Open

Richard B. Alexander's research spans multiple subfields within environmental science, including:

  • Environmental Chemistry
  • Water Science and Technology
  • Geochemistry and Petrology
  • Soil Science
  • Nature and Landscape Conservation

Main topics addressed in their work involve:

  • Soil and Water Nutrient Dynamics
  • Hydrology and Watershed Management Studies
  • Groundwater and Isotope Geochemistry
  • Soil erosion and sediment transport
  • Fish Ecology and Management Studies
  • Crime, Illicit Activities, and Governance
  • Cybercrime and Law Enforcement Studies

Best Publications

  • Effect of stream channel size on the delivery of nitrogen to the Gulf of Mexico

    Richard B. Alexander;Richard A. Smith;Gregory E. Schwarz

  • Differences in phosphorus and nitrogen delivery to the Gulf of Mexico from the Mississippi River Basin.

    Richard B. Alexander;Richard A. Smith;Gregory E. Schwarz;Elizabeth W. Boyer

  • Regional interpretation of water‐quality monitoring data

    Richard A. Smith;Gregory E. Schwarz;Richard B. Alexander

  • The Role of Headwater Streams in Downstream Water Quality

    Richard B. Alexander;Elizabeth W. Boyer;Richard A. Smith;Gregory E. Schwarz

  • SELECTION OF METHODS FOR THE DETECTION AND ESTIMATION OF TRENDS IN WATER QUALITY

    Robert M. Hirsch;Richard B. Alexander;Richard A. Smith

  • Nitrogen retention in rivers: model development and application to watersheds in the northeastern U.S.A.

    Sybil P. Seitzinger;Renée V. Styles;Elizabeth W. Boyer;Richard B. Alexander

  • Water-Quality Trends in the Nation's Rivers

    Richard A. Smith;Richard B. Alexander;M. Gordon Wolman

  • The regional and global significance of nitrogen removal in lakes and reservoirs

    John A. Harrison;Roxane J. Maranger;Richard B. Alexander;Anne E. Giblin

  • Natural background concentrations of nutrients in streams and rivers of the conterminous United States.

    Richard A. Smith;Richard B. Alexander;Gregory E. Schwarz

  • Modeling denitrification in terrestrial and aquatic ecosystems at regional scales.

    Elizabeth W. Boyer;Richard B. Alexander;William J. Parton;Changsheng Li

  • Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes

    Richard B. Alexander;John Karl Böhlke;Elizabeth W. Boyer;Mark B. David

  • Estimating the sources and transport of nutrients in the Waikato River Basin, New Zealand

    Richard B. Alexander;Alexander H. Elliott;Ude Shankar;Graham B. McBride

  • A comparison of models for estimating the riverine export of nitrogen from large watersheds

    Richard B. Alexander;Penny J. Johnes;Elizabeth W. Boyer;Richard A. Smith

  • Carbon budget of tidal wetlands, estuaries, and shelf waters of Eastern North America

    R. G. Najjar;M. Herrmann;R. Alexander;E. W. Boyer

  • Section 3. The SPARROW Surface Water-Quality Model: Theory, Application and User Documentation

    Gregory Schwarz;Anne B. Hoos;R.B. Alexander;R.A. Smith

  • Data from selected U.S. Geological Survey National Stream Water Quality Monitoring Networks

    Richard B. Alexander;James R. Slack;Amy S. Ludtke;Kathleen K. Fitzgerald

  • Characterization of Nutrient, Organic Carbon, and Sediment Loads and Concentrations from the Mississippi River into the Northern Gulf of Mexico

    R.E. Turner;N.N. Rabalais;Richard B. Alexander;G. McIsaac

  • Net ecosystem production and organic carbon balance of U.S. East Coast estuaries: A synthesis approach

    Maria Herrmann;Raymond G. Najjar;W. Michael Kemp;Richard B. Alexander

  • County-level estimates of nitrogen and phosphorus fertilizer use in the United States, 1945 to 1985

    Richard B. Alexander;Richard A. Smith

  • State Soil Geographic (STATSGO) Data Base for the Conterminous United States

    Gregory E. Schwarz;R.B. Alexander

Frequent Co-Authors

Elizabeth W. Boyer
Elizabeth W. Boyer Pennsylvania State University
Judson W. Harvey
Judson W. Harvey United States Geological Survey
Durelle T. Scott
Durelle T. Scott Virginia Tech
Heather E. Golden
Heather E. Golden Environmental Protection Agency
Sybil P. Seitzinger
Sybil P. Seitzinger University of Victoria
Dale M. Robertson
Dale M. Robertson United States Geological Survey
Kevin Bishop
Kevin Bishop Swedish University of Agricultural Sciences
Wei-Jun Cai
Wei-Jun Cai University of Delaware
Raymond G. Najjar
Raymond G. Najjar Pennsylvania State University
Wilfred M. Wollheim
Wilfred M. Wollheim University of New Hampshire

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