Mountain Cloud Chemistry/Forest Exposure Study

  • Principal Investigator, U.S. Environmental Protection Agency, MCCP Contract No. ESRL-CA-01
  • February 1, 1987 - January 31, 1988 -- $265,331
  • February 1, 1988 - January 31, 1989 -- $272,998
  • February 1, 1989 - January 31, 1990 -- $270,000
  • February 1, 1990 - December 31, 1990 --$45,000

Acid Deposition Monitoring at Mount Mitchell, North Carolina

  • Co-Principal Investigator, U.S. Environmental Protection Agency, Grant No. CR812444-02-0
  • October 1, 1987 - September 30, 1988 -- $127,138

Determination of Flow Fields Associated with Cloud Occurrence on Mt. Mitchell, North Carolina

  • Principal Investigator, U.S. Environmental Protection Agency, Grant No. CR-814612-01-0
  • August 1, 1987 - July 31, 1988 -- $10,000

Dynamic Chemical Characterization of Montane Clouds

  • Principal Investigator, U.S. Environmental Protection Agency, Grant No. CR-815289-01-0
  • August 1, 1988 - July 31, 1991 -- $70,000

The Southeastern Regional Oxidant Network

  • Principal Investigator, Duke Power Company, Trust No. ENV-0101
  • January 19, 1989 - December 31, 1989 -- $15,000

Proposal for the Development and Planning of A University Based Southern Oxidant Study - Development of C14 Method for Estimating the Biogenic-To-Anthropogenic VOC Ratio in Urban Plumes

  • Principal Investigator, U.S. Environmental Protection Agency, Grant No. JG/02.129.009.89
  • May 1, 1989 - April 30, 1990 -- $72,000

Natural Resource Quality in Gaston County: Phase l Characterization of Air

  • Principal Investigator, Gaston County, Grant No. 90-0483
  • November l989 - June l990 -- $30,000

Ozone Concentration and Meteorological Measurements at Mount Mitchell Research Observatory During the 1990 Growing Season

  • Principal Investigator, USDA Forest Service, Reference No. 29-586
  • May 1990 - May 1991 -- $15,000

Natural Resources Quality in Gaston County: Phase 2--Air Quality

  • Principal Investigator, Gaston County Quality Natural Resources Committee, Grant No. 90-0483
  • January 1991-December 1991 -- $5,000

The Pilot-Study Year of the Southern Oxidants Research Program (SORP) of the Southern Oxidants Study (SOS)

  • Principal Investigator, Georgia Institute of Technology, G35-630-55
  • June 1990-April 1991 -- $29,557

Southeast Oxidant Study -- SERON Pilot Study

  • Principal Investigator, Georgia Institute of Technology, Subcontract G 35-630-S7
  • April 1990-September 1991 -- $3,500.00

The Southern Oxidants Research Programs on Ozone Non-Attainment (SORP-ONA) a Program of the Southern Oxidants Study

  • Principal Investigator, University Corporation for Atmospheric Research, Subcontract UCAR S9153
  • April 1, 1991-December 31, 1992 --$73,000
  • January 1, 1992-June 30, 1993 -- $40,000

Characterization of Ozone Climatology in the Southeastern United States and Climate Change

  • Principal Investigator, NOAA, Southeast Regional Climate Center, Grant No. NA89AA-D-CP037
  • July 1, 1991-September 30, 1993 -- $30,000

SERON: The Southeastern Regional Oxidant Network

  • Principal Investigator, University Corporation for Atmospheric Research, Subcontract UCAR S9192
  • September 1, 1991-December 31, 1992 -- $147,746
  • January 1, 1992-June 30, 1993 -- $174,525

Southern Oxidant Study: Southeast Oxidant and Nitrogen Intensive Analysis

  • Principal Investigator, College of Forest Resources, Subcontract NCSU 69-0001
  • January 1, 1993-December 31, 1994 -- $125,000

Meteorological Measurements for Oxidant Modeling in the Piedmont Region

  • Principal Investigator, North Carolina Division of Environmental Management, Contract No. J-3056
  • June 1, 1993-May 31, 1994 -- $43,360
  • June 1, 1994-May 31, 1996 -- $42,026

Vertical Sampling and Analysis of Speciated Hydrocarbons and Carbonyls in Urban North Carolina for Ozone Control

  • Principal Investigator, NC Department of Environment, Health and Natural Resources, Contract No. J-4004
  • July 1, 1993-December 31, 1994 -- $73,413
  • January 1, 1995-December 31, 1995 -- $25,345

Southern Oxidant Research Program on Emissions and Effects

  • Co-Principal Investigator, U.S. Environmental Protection Agency, Cooperative Agreement No. CR817766-02-1
  • January 1, 1993-December 31, 1993 -- $325,015
  • January 1, 1994-December 31, 1994 -- $1,205,000

Characterization of Emissions of Nitrogen Oxides from Soils of Southeast U.S.

  • Principal Investigator, U.S. Environmental Protection Agency, Cooperative Agreement No. CR822058-01 0
  • October 1, 1993-September 30, 1996 -- $465,467

Southern Oxidant Study: Southeast Oxidant and Nitrogen Intensive Analysis

  • Principal Investigator, Georgia Institute of Technology, Subcontract No. G-35-693-S4
  • January 1, 1994-December 31, 1994 -- $40,000

Southern Oxidant Study: Ozone Non-Attainment Atlanta Intensive

  • Principal Investigator, Georgia Institute of Technology, Subcontract No. G-35-693-S4
  • January 1, 1994-December 31, 1994 -- $30,000

Field Measurements During Southern Oxidant Study: Ozone Non Attainment Nashville, TN Intensive

  • Principal Investigator, Georgia Institute of Technology, Subcontract No. G-35-X52-S1
  • January 1, 1995-December 31, 1995 -- $60,000

NOx Emissions from Agricultural Soils: Intercomparison of Micrometeorological and Dynamic Soil Chamber Techniques

  • Principal Investigator, National Science Foundation, Grant No. ATM-9420610
  • July 1, 1995-June 30, 1998 -- $40,554
  • July 1, 1998-June 30, 2000 -- $15,000

Natural emissions of Oxidant Precursors: Validation of techniques and Assessment, (Project NOVA)

  • Principal Investigator and Program Scientist, U.S. Environmental Protection Agency, Cooperative Agreement No. CR825426-01
  • July 1, 1995-June 30, 1997 -- $90,000

Characterization of Ammonia Emissions from Animal and Poultry Operations in North Carolina

  • Principal Investigator, Water Resources Research Institute, Contract No. EA7003
  • July 1, 1996-June 30, 1999 -- $361,464

North Carolina Climatology Study: Nitrogen Compounds in the Atmosphere

  • Principal Investigator, North Carolina Department of Environment, Health, and Natural Resources via the North Carolina Agricultural Research Service, Contract No. NC05849
  • January 1, 1997-December 31, 1997 -- $5,000

Workshop "Atmospheric Nitrogen Compounds: Emissions, Transport, Transformation, Deposition and Assessment"

  • Principal Investigator, North Carolina Department of Environment, Health, and Natural Resources via the North Carolina Agricultural Research Service, Contract No. NC05849
  • January 1, 1997-December 31, 1998 -- $20,000

The Intergovernmental Personnel Act. Technical Air Quality Services Contract

  • Principal Investigator, NC Department of Environment, Health and Natural Resources, Contract No. EA8001
  • June 1, 1997-June 30, 2000 -- $138,750

International Workshop: Atmospheric Nitrogen Compounds II: Emissions, Transport, Transformation, Deposition, and Assessment

  • Principal Investigator, NC Department of Environment and Natural Resources, Contract No. EA 7003
  • March 1, 1999-June 30, 1999 -- $30,000

State of Knowledge Workshop: "Atmospheric Nitrogen Compounds II: Emissions, Transport, Transformation, Deposition, and Assessment”

  • Principal Investigator, Mid-Atlantic Regional Air Management Association, FAS Account No. 5-33110
  • October 1, 1999-September 30, 2000 -- $5,000

Characterization of Ammonia Emissions from Animal and Poultry Operations in North Carolina

  • Principal Investigator, NC Water Resources Research Institute Subcontract No. 63-0145
  • March 1, 1999-June 30, 1999 -- $5,000

Annular Denuder System (ADS) Gaseous and Aerosol Data Reduction and Analysis

  • Principal Investigator, North Carolina Department of Environment and Natural Resources Contract No. EA 8001
  • July 1, 1999-June 30, 2000 -- $20,000

Analysis of Ambient Air Quality in National Parks

  • Principal Investigator, National Park Service, Cooperative Agreement 4000-7-9003
  • July 1, 1997-June 30, 1999 -- $26,500
  • July 1, 1999-December 31, 2002 -- $27,500

Measurement and Modeling of Ammonia/Ammonium Flux and Dry Deposition Velocity Above Natural Surfaces in Eastern North Carolina

  • Co-Principal Investigator, Water Resources Research Institute, Contract No. EA 8020
  • May 1, 1998-May 30, 2001 -- $353,428

Nitrogen Oxide Flux from Sludge Amended Soil

  • Principal Investigator, National Science Foundation via Duke University, Contract No. 99-SC-NSF-1019
  • February 1, 1999-December 31, 2002 -- $129,425

Non-Methane Hydrocarbons in the Rural Southeast United States National Parks

  • Principal Investigator, National Park Foundation, Contract No. 92899
  • September 15, 1999-September 14, 2002 -- $75,000

Air Quality Research Program

  • Principal Investigator, Environmental Consulting and Research, Inc. via PAMS Foundation FAS Account No. 684008
  • January 31, 2000-unrestricted -- $11,725

The Intergovernmental Personnel Act

  • Principal Investigator, NC Department of Environment, and Natural Resources, Contract No. EA 01001
  • July 1, 2000-June 30, 2003 -- $168,744

Trends in Environmental Improvement-French and American Regional Approaches

  • Principal Investigator, U.S. Department of State, Contract No. GO-1096100532
  • January 1, 2001-December 31, 2001 -- $3,888.00

Gas-to-Particle Conversion between Ammonia, Acid Gases, and Fine Particles: White Paper

  • Principal Investigator, National Center for Manure and Animal Waste Management, Contract No. 2000-1320
  • January 1, 2003-January 31, 2005 -- $10,404.00

An Integrated Study of the Emissions of Ammonia, Odor and Odorants, and Pathogens and Related Contaminants from Potential Environmentally Superior Technologies for Swine Facilities, Project OPEN

  • Principal Investigator and Program Scientist, Animal and Poultry Waste Management Center/Smithfield Foods, Raleigh, NC
  • December 1, 2001-December 2003 -- $1,400,700.00
  • December 1, 2003-June 2005 -- $98,994.00
  • December 1, 2003-June 2005 -- $1,300,000.00

Analysis of Ambient Air Quality in National Parks: Modeling and Analysis of Ozone, its Precursors, and Other Trace Gases

  • Principal Investigator, National Park Service, Cooperative Agreement CA 4560C0027
  • September 23, 2002-December 31, 2005 -- $34,858.00

Evaluation of Environmentally superior technology for Ammonia Emissions: Red Hill Farms

  • Principal Investigator, NCSU Animal & Poultry Waste Management Center, Contract No. (1786) 2006-0827
  • May 1, 2004-June 30, 2006 -- $32,000.00

Characterization and Fate of Ammonia and Hydrogen Sulfide from Animal Feeding Operations: Their Emissions, Transport, Transformation, Deposition, and Impact on Fine Particulate Matter

  • Principal Investigator and Project Scientist, National Research Initiative, US Department of Agriculture, Contract No. 2003-05360
  • May 1, 2004-March 31, 2009 -- $479,818.00

Collaborative Agreement on Division of Air Quality Issues

  • Principal Investigator, NC Department of Environment, and Natural Resources, Contract No. EA 05001
  • October 1, 2004-June 30, 2008 -- $172,034.00

National Workshop on Agricultural Air Quality: State of the Science

  • Principal Investigator, National Research Initiative, US Department of Agriculture, Contract No. 2004-05271
  • January 15, 2005-January 14, 2009 -- $394,868.00

International Workshop on Agricultural impacts of Air Quality

  • Principal Investigator and Project Scientist, National Science Foundation, Contract No. ATM-0528420
  • June 1, 2005-May 31, 2008 -- $30,000.00

Workshop on Agricultural Air Quality: State of the Science

  • Principal Investigator, US Department of Agriculture, Agricultural Research Service, Contract No. PA-06-01
  • January 15, 2005-January 14, 2008 -- $10,000.00

National Workshop on Agricultural Air Quality: State of the Science

  • Principal Investigator, Potash & Phosphate Institute, Contract No. 2005-1798
  • January 1, 2005-December 31, 2011 -- $25,000.00

National Workshop on Agricultural Air Quality

  • Principal Investigator, Kenan Institute for Engineering, Technology, and Science, Contract No. 761291
  • January 1, 2005-December 31, 2009 -- $60,000

National Workshop on Agricultural Air Quality

  • Principal Investigator, National Workshop on Agricultural Air Quality
  • January 1, 2005-December 31, 2011 -- $25,000

Workshop on Agricultural Air Quality: State of the Science

  • Principal Investigator, NC Department of Environment & Natural Resources, Contract No. EA06008
  • February 15, 2006-June 30, 2008 -- $25,000

Air Quality

  • Principal Investigator, Ecological Society of America
  • August 1, 2006 -- $85,000

US-India International Workshop: Collaborative Science, Research, and Education in Air Quality Measurements, Modeling and Analysis

  • Principal Investigator, National Science Foundation, Contract No. OIES-1034759
  • August 1, 2010-July 31, 2012 -- $39,996

Organic Nitrogen and Brown Carbon in Biogenic SOA: Investigating the Link and Impacts of Anthropogenic Emissions

  • Principal Investigator, STAR (Science to Achieve Results) Grant 835411
  • June 1, 2013-May 30, 2016 -- $160,000

Reactive nitrogen biogeochemical cycling in the GFDL Earth System Models: Advancing understanding of atmosphere-land interactions under changing climate and land use

  • Senior Adviser, US GFDL-NOAA, Project NOAA CPO AC4
  • January 1, 2015-December 31, 2017 -- $32,500

Use of Satellite Measurements to Validate and Improve Air Quality Predictions of Ammonia and Fine Particulate Matter

  • Principal Investigator, National Aeronautics and Space Administration, Grant Number NNX15AN15H
  • September 1, 2015-July 31, 2018 -- $105,000

Effects of climate and atmospheric change on plant-pollinator interactions

  • Co-Principal Investigator, NC State University, Research Innovation Seed Funding
  • July 1, 2016-June 30, 2017 -- $ 31,914

Use of Satellite Measurements to Validate and Improve Air Quality Predictions of Ammonia and Fine Particulate Matter

  • Principal Investigator, Kenan Trust Fund, Project Reference Number 062287
  • July 1, 2016-June 30, 2018-- $ 20,000

Characterization of Reactive Nitrogen Compounds (Ammonia, Oxides of Nitrogen, and Nitrous Oxide) from Turf Grass: Their Emissions and Emission Factors Development

  • Principal Investigator, Center for Turfgrass Environmental Research and Education
  • July 1, 2017 to June 30, 2020-- $ 143,098