Earth System Research Laboratory
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| Earth System Research Laboratory | |
|---|---|
 National Oceanic and Atmospheric Administration · Public domain · source | |
| Name | Earth System Research Laboratory |
| Abbreviation | ESRL |
| Formation | 1997 |
| Type | Research laboratory |
| Location | Boulder, Colorado, United States |
| Parent organization | National Oceanic and Atmospheric Administration |
Earth System Research Laboratory
The Earth System Research Laboratory is a federal research laboratory specializing in atmospheric composition, climate variability, severe weather, and air quality. It conducts observational, theoretical, and modeling studies that inform stakeholders including National Oceanic and Atmospheric Administration, National Aeronautics and Space Administration, United States Department of Commerce, National Science Foundation, and international entities such as World Meteorological Organization, United Nations Environment Programme, Intergovernmental Panel on Climate Change, and European Space Agency. ESRL staff publish in venues linked to American Geophysical Union, Geophysical Research Letters, Journal of Climate, Bulletin of the American Meteorological Society, and collaborate with institutions like University of Colorado Boulder, Colorado State University, Massachusetts Institute of Technology, Scripps Institution of Oceanography, and NOAA National Weather Service.
Overview
ESRL focuses on observational networks, process studies, and predictive models that span atmospheric chemistry, aerosol physics, radiative transfer, and dynamic meteorology. Its work informs policy and operations for agencies including Environmental Protection Agency, Federal Aviation Administration, Department of Energy, Department of Defense, United States Geological Survey, and international partners such as European Centre for Medium-Range Weather Forecasts, Met Office, and Japan Meteorological Agency. Laboratories and programs within ESRL contribute to missions and instruments associated with Aqua (satellite), Terra (satellite), Suomi NPP, GOES-R, Orbiting Carbon Observatory, and field campaigns tied to Atmospheric Radiation Measurement, HIPPO, and INTEX.
History
ESRL was formed through consolidation of predecessor entities including programs from National Climatic Data Center, Air Resources Laboratory, Aeronomy Laboratory, and the Chemical Sciences Division to centralize atmospheric and climate research in the late 20th century. Its development paralleled major events and programs such as the International Geophysical Year, Montreal Protocol, Kyoto Protocol, and the establishment of the Intergovernmental Panel on Climate Change. ESRL scientists played roles in campaigns like Project Stormfury, GATE, TOGA COARE, and responses to environmental emergencies associated with Deepwater Horizon oil spill, Exxon Valdez oil spill, and ash advisories following eruptions like Mount Pinatubo and Eyjafjallajökull. The laboratory expanded capabilities in the 21st century in coordination with initiatives tied to Global Atmosphere Watch and decadal survey recommendations from National Research Council.
Organization and Divisions
ESRL comprises divisions and offices that manage research in areas aligned with national and international priorities, including divisions resembling Chemical Sciences Division, Physical Sciences Division, Global Monitoring Laboratory, and a Field Observing Facilities unit. Its organizational relationships include links to NOAA Research, National Centers for Environmental Prediction, NOAA Weather Prediction Center, Cooperative Institute for Research in Environmental Sciences, and university-based cooperative institutes such as CIRES and Cooperative Institute for Research in the Atmosphere. Leadership interacts with boards and panels like the National Science and Technology Council, Presidential Science Advisor staff, and advisory committees from American Meteorological Society and National Academies of Sciences, Engineering, and Medicine.
Research Programs and Projects
Research spans greenhouse gas monitoring, aerosol-cloud interactions, boundary-layer dynamics, and stratospheric chemistry with programs connected to CarbonTracker, NOAA Climate Program Office, Air Quality Forecasting Program, Global Greenhouse Gas Reference Network, and model development linked to Global Forecast System, Weather Research and Forecasting model, Community Earth System Model, and GEOS-Chem. ESRL scientists contributed to synthesis assessments for Intergovernmental Panel on Climate Change reports and to observational campaigns such as SEAC4RS, CalNex, VERDI, and Arctic initiatives like MOSAiC. Projects address emissions inventories used by Environmental Protection Agency reporting and international reporting mechanisms under United Nations Framework Convention on Climate Change.
Facilities and Instrumentation
Major facilities include long-term observatories, mobile laboratories, airborne platforms, and remote sensing suites colocated with partners including NOAA Mauna Loa Observatory, Barrow Observatory, ESRL Global Monitoring Laboratory stations, and field sites in continental networks. Instrumentation encompasses high-precision analyzers for carbon dioxide and methane isotopes, spectrometers used in trace gas retrievals for missions like OCO-2, radiometers analogous to instruments on CERES, lidar systems comparable to those on CALIPSO, and aerosol mass spectrometers employed in field campaigns such as ACE-ENA. ESRL operates computational resources for model assimilation in coordination with National Center for Atmospheric Research and high-performance computing centers tied to Department of Energy facilities.
Partnerships and Collaborations
ESRL maintains partnerships across federal laboratories, academic institutions, international research centers, and private-sector technology providers. Collaborators include NOAA Cooperative Institutes, National Aeronautics and Space Administration, European Space Agency, World Meteorological Organization, United Nations Environment Programme, International Energy Agency, U.S. Geological Survey, Naval Research Laboratory, Lawrence Berkeley National Laboratory, Brookhaven National Laboratory, and universities such as Harvard University, Stanford University, Princeton University, Yale University, and University of Washington. These collaborations support joint field campaigns, satellite validation, model intercomparisons, and technology transfer to agencies like Federal Aviation Administration and regional entities including California Air Resources Board.
Impact and Contributions to Earth Science
ESRL has contributed foundational datasets and tools used in climate assessments, air quality regulation, and hazard response, influencing reports by Intergovernmental Panel on Climate Change, policy analyses by Environmental Protection Agency, and operational forecasting by National Weather Service. Its measurements underpin global inventories used by United Nations Framework Convention on Climate Change processes and scientific syntheses published in Science (journal), Nature (journal), Proceedings of the National Academy of Sciences, and specialty journals. ESRL-trained scientists have taken positions at institutions including University of Colorado Boulder, National Center for Atmospheric Research, European Centre for Medium-Range Weather Forecasts, and World Meteorological Organization, shaping observational networks, model development, and international assessment efforts.