The North American Carbon Program Plan (NACP)
A Report of the Committee of the
U.S. Carbon Cycle Science Steering Group

ADEOSII Advanced Earth Observing Satellite, Japan
AES Atmospheric Environment Service
AIRS Atmospheric Infrared Sounder
AIRSAR Airborne Synthetic Aperture Radar
ALOS Advanced Land Observing Satellite, Japan
AVHRR Advanced Very High Resolution Radiometer
AVIRIS Airborne Visible/Infrared Imaging Spectrometer
BOREAS Boreal Ecosystem Study
CASMGS Consortium for Agricultural Soils Mitigation of Greenhouse Gases
CBL Continental Boundary Layer
CCI Carbon Cycle Initiative
CCIWG Carbon Cycle Interagency Working Group
CCSP Carbon Cycle Science Plan
CDIAC Carbon Dioxide Information Analysis Center
CMDL Climate Modeling and Diagnostics Laboratory
COBRA 2000 CO2 Boundary-layer Regional Airborne experiment 2000
CoOP Coastal Ocean Processes
CSDAS Carbon-Species Data Assimilation System
CZCS Coastal Zone Color Scanner
DAO Data Assimilation Office
DGVMS Dynamic Global Vegetation Models
DIAL Differential Absorption Lidar
DIC Dissolved Inorganic Carbon
DOE Department of Energy
DOC Dissolved Organic Carbon
ECMWF European Centre for Medium-Range Weather Forecasts
EEC Engineering Education and Centers
ENSO El Niño-Southern Oscillation
Envisat Environmental Satellite
EOS Earth Observing System
ERS European Remote Sensing Satellite
ERS-1 Japan Earth Resources Satellite
ESSP Earth System Sciences Pathfinder
FACE Free Air Carbon Exchange
FIA Forest Inventory Analysis
FPAR Fraction of Photosynthetically Active Radiation
FPI Fabry-Perot Interferometer
FT Free Troposphere
GCC Global Carbon Cycle
GFDL Geophysical Fluid Dynamics Laboratory
GPM Global Precipitation Mission
GPP Gross Primary Productivity
GTE Global Tropospheric Experiment
IIP Instrument Incubator Program
INTEX-NA Intercontinental Transport Experiment-North America
IOP Intensive Operation Periods
LAI Leaf Index Area
LandSat Land Remote-Sensing Satellite
LDCM LandSat Data Continuity Mission
LSCOP Large Scale CO2 Observation Plan
LTER Long-Term Ecological Research
LVIS Laser Vegetation Imaging Sensor
MISR Multi-angle Imaging Spectroradiometer
MODIS Moderate-Resolution Imaging Spectroradiometer
MOPITT Measurements of Pollution in the Troposphere
NACP North American Carbon Program
NAS National Academy of Sciences
NCAR National Center for Atmospheric Research
NCEP National Centers for Environmental Prediction
NDIR Non-Dispersive Infrared
NDVI Normalized difference vegetation index
NEE Net Ecosystem Exchange of Carbon
NODC National Oceanographic Data Center
NPOESS National Polar-orbiting Operational Environmental Satellite System
NPP Net Primary Productivity
NRI National Resources Inventory
NSF National Science Foundation
NSIPP NASA Seasonal-to-Inter-annual Prediction Program
NWP Numerical Weather Prediction
NWS National Weather Service
OMB Ocean Modeling Branch
OMI Ozone Monitoring Instrument
PBL Planetary Boundary Layer
pCO2 Partial Pressure of Dissolved CO2
PgC Picograms of Carbon (10:15 g)
PR-2 Second Generation Precipitation Radar
QA/QC Quality Assurance/Quality Control
RAMS Real-time Analysis of Multi-channel Signals
RioMar River-dominated Ocean Margins
SAGE Stratospheric Aerosol and Gas Experiment
SeaWiFS Sea-viewing Wide Field-of-view Sensor
SIMBIOS Sensor Inter-comparison and Merger for Interdisciplinary Oceanic Studies
SIR-C Shuttle Imaging Radar
SLICER Scanning Lidar Imager of Canopies by Echo Recovery
SSM/I Special Sensor Microwave/Imager
SST Sea Surface Temperature
TES Tropospheric Emission Spectrometer
Tg Teragrams (1012g)
TM Thematic Mapper
TOMS Total Ozone Mapping Spectrometer
TOPEX Ocean Topography Experiment
TRMM Tropical Rainfall Measuring Mission
USDA U.S. Department of Agriculture
VCL Vegetation Canopy Lidar
VOS Volunteer Observing Ships
WMO World Meteorological Organization
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