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** AWARDS ISSUED PRIOR TO JANUARY 20, 2025, WERE FUNDED UNDER PREVIOUS ADMINISTRATIONS AND MAY NOT REFLECT THE PRIORITIES AND POLICIES OF THE CURRENT ADMINISTRATION.** THIS PROJECT ADVANCES BOTH FOUNDATIONAL AND APPLIED RESEARCH IN ORDER TO BETTER UNDERSTAND THE EFFECT OF EXTENSIVELY MANAGED AGRICULTURAL LANDS AND ACTIVITIES ON PARTICULATE MATTER (PM) CONCENTRATIONS. THE LINK BETWEEN PARTICULATE MATTER AND HUMAN HEALTH IS WELL-DOCUMENTED. HOWEVER, LESS IS KNOWN ABOUT THE CREATION AND TRANSPORT OF PM DUE TO AGRICULTURAL ACTIVITY SPECIFICALLY.PM CONCENTRATIONS IN AGRICULTURAL REGIONS ARE CHALLENGING TO QUANTIFY DUE TO A LACK OF MONITORING STATIONS IN RURAL COMMUNITIES. FOR EXAMPLE, CORN PRODUCTION REQUIRES SUBSTANTIAL APPLICATION OF NITROGEN-BASED FERTILIZERS, WHICH INCREASES EMISSIONS OF NH3 THAT CAN LEAD TO THE FORMATION OF PM2.5. THE PHYSICAL PROCESS IS WELL-UNDERSTOOD, BUT THERE IS A DEARTH OF EMPIRICAL RESEARCH LINKING OBSERVED CORN ACREAGE TO FINE PM CONCENTRATIONS. EVEN FEWER STUDIES HAVE EMPIRICALLY ESTIMATED THE EFFECT OF OTHER AGRICULTURAL CHOICES ON COARSE PM CONCENTRATIONS.OUR WORK ADVANCES BOTH FOUNDATIONAL AND APPLIED RESEARCH THROUGH THE CREATION OF NOVEL DATASETS AND A BETTER UNDERSTANDING OF PM INTERACTIONS WITH MANAGED SYSTEMS. A BETTER UNDERSTANDING OF THESE INTERACTIONS WILL DIRECTLY INFORM POLICY--THROUGH NRCS PROGRAMS FOR EXAMPLE--DESIGNED TO REDUCE ENVIRONMENTAL EXTERNALITIES. THUS, THE OBJECTIVES OF THIS PROJECT ARE TO:1) CREATE GRIDDED, FINE-SCALE, DAILY ESTIMATES OF FINE AND COARSE PM IN AGRICULTURAL REGIONS BY COMBINING INFORMATION FROM SURFACE- AND SATELLITE-BASED OBSERVATIONS,2) ESTIMATE THE EFFECT OF AGRICULTURAL LAND USE DECISIONS ON PM CONCENTRATIONS,3) INVESTIGATE THE EFFECT WATER-RELATED POLICIES HAVE ON LAND-USE CHANGE AND CROPPING DECISIONS LIKELY TO AFFECT AIR QUALITY4) QUANTIFY HEALTH IMPACTS OF RECENT AND FUTURE AGRICULTURAL LAND-USE CHANGES.

$800,000FY2024National Institute of Food and AgricultureUSDA

Regents Of The University Of Idaho, Moscow ID

Investigators

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** AWARDS ISSUED PRIOR TO JANUARY 20, 2025, WERE FUNDED UNDER PREVIOUS ADMINISTRATIONS AND MAY NOT REFLECT THE PRIORITIES AND POLICIES OF THE CURRENT ADMINISTRATION.** THIS PROJECT ADVANCES BOTH FOUNDATIONAL AND APPLIED RESEARCH IN ORDER TO BETTER UNDERSTAND THE EFFECT OF EXTENSIVELY MANAGED AGRICULTURAL LANDS AND ACTIVITIES ON PARTICULATE MATTER (PM) CONCENTRATIONS. THE LINK BETWEEN PARTICULATE MATTER AND HUMAN HEALTH IS WELL-DOCUMENTED. HOWEVER, LESS IS KNOWN ABOUT THE CREATION AND TRANSPORT OF PM DUE TO AGRICULTURAL ACTIVITY SPECIFICALLY.PM CONCENTRATIONS IN AGRICULTURAL REGIONS ARE CHALLENGING TO QUANTIFY DUE TO A LACK OF MONITORING STATIONS IN RURAL COMMUNITIES. FOR EXAMPLE, CORN PRODUCTION REQUIRES SUBSTANTIAL APPLICATION OF NITROGEN-BASED FERTILIZERS, WHICH INCREASES EMISSIONS OF NH3 THAT CAN LEAD TO THE FORMATION OF PM2.5. THE PHYSICAL PROCESS IS WELL-UNDERSTOOD, BUT THERE IS A DEARTH OF EMPIRICAL RESEARCH LINKING OBSERVED CORN ACREAGE TO FINE PM CONCENTRATIONS. EVEN FEWER STUDIES HAVE EMPIRICALLY ESTIMATED THE EFFECT OF OTHER AGRICULTURAL CHOICES ON COARSE PM CONCENTRATIONS.OUR WORK ADVANCES BOTH FOUNDATIONAL AND APPLIED RESEARCH THROUGH THE CREATION OF NOVEL DATASETS AND A BETTER UNDERSTANDING OF PM INTERACTIONS WITH MANAGED SYSTEMS. A BETTER UNDERSTANDING OF THESE INTERACTIONS WILL DIRECTLY INFORM POLICY--THROUGH NRCS PROGRAMS FOR EXAMPLE--DESIGNED TO REDUCE ENVIRONMENTAL EXTERNALITIES. THUS, THE OBJECTIVES OF THIS PROJECT ARE TO:1) CREATE GRIDDED, FINE-SCALE, DAILY ESTIMATES OF FINE AND COARSE PM IN AGRICULTURAL REGIONS BY COMBINING INFORMATION FROM SURFACE- AND SATELLITE-BASED OBSERVATIONS,2) ESTIMATE THE EFFECT OF AGRICULTURAL LAND USE DECISIONS ON PM CONCENTRATIONS,3) INVESTIGATE THE EFFECT WATER-RELATED POLICIES HAVE ON LAND-USE CHANGE AND CROPPING DECISIONS LIKELY TO AFFECT AIR QUALITY4) QUANTIFY HEALTH IMPACTS OF RECENT AND FUTURE AGRICULTURAL LAND-USE CHANGES. · GrantIndex