NPOESS National Polar-orbiting Operational Environmental Satellite System

NRC National Research Council

NSF National Science Foundation

PDSI Palmer Drought Severity Index

RISA Regional Integrated Sciences and Assessments

SAR synthetic aperture radar

START Global Change System for Analysis, Research, and Training

USDA U.S. Department of Agriculture

USGCRP U.S. Global Change Research Program

WCRP World Climate Research Programme

WHO World Health Organization



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