![link to page](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/atmosphere-ocean/img/thumbnail.png) |
Investigating the roles of ocean processes, air-sea interaction, and tropical-extratropical exchanges on climate variability.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/attribution-assessments/img/thumbnail.png) |
Investigating the physical factors that cause regional and seasonal climate trends and variations, and high-impact weather and climate events.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/boundary-layer/img/thumbnail.png) |
Advancing the understanding of atmospheric boundary-layer processes to promote improved prediction,
modeling and analysis of weather, climate, and hydrology.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/dynamics-multiscale/img/thumbnail.png) |
Understanding and predicting variations and trends in weather, water, and climate, with an emphasis on extremes.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/forecast-modeling/img/thumbnail.png) |
Research and development to improve NOAA operational forecast products.
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![link to page](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/hydromet-modeling/img/thumbnail.png) |
Advancing hydrometeorology methods, models and applications to address weather and climate extremes.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/hydromet-observations/img/thumbnail.png) |
Improving predictions of precipitation and streamflow through improved observations and increased knowledge of hydrometeorological phenomena.
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![](https://webarchive.library.unt.edu/web/20161224185054im_/https://www.esrl.noaa.gov/psd/polar-observations/img/thumbnail.png) |
Improving Polar climate prediction and sea ice/weather forecasting using observations and models to study the dynamic and interconnected atmosphere–ocean–ice–land systems in Earth's Polar regions.
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