NSF

National Science Foundation


OMB

Office of Management and Budget


PART

Program Assessment Rating Tool

PI

principal investigator

PMOD

Physikalisch-Meteorologisches Observatorium Davos


R&D

research and development

RISA

Regional Integrated Science and Assessments


TAO

Tropical Atmosphere Ocean

TOGA

Tropical Ocean Global Atmosphere

TSI

total solar irradiance


USGCRP

U.S. Global Change Research Program

USGS

U.S. Geological Survey

UV

ultraviolet


VIRGO

Variability of Solar Irradiance and Gravity Oscillations


WREN

Washington Research Evaluation Network



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