Chemical Sciences Laboratory
Research to advance understanding of climate, air quality, and the stratospheric ozone layer.
Welcome to ESRL
The NOAA Earth System Research Laboratories (ESRL) pursue a broad and comprehensive understanding of the many physical, chemical and biological processes that comprise the Earth system to better predict their behavior from minutes to millennia on local to global scales. Learn more
Explore Our Laboratories
Global Monitoring Laboratory
Taking the pulse of the planet with accurate, long-term, global observations and analyses to advance understanding of the Earth system.
Global Systems Laboratory
Making forecasts better through applied research and directed development.
Physical Sciences Laboratory
Weather, climate and hydrologic research to advance the prediction of water availability and extremes.