COVID-19 Update for April 3: Read this important message from Gary Geernaert, Director of the Climate and Environmental Sciences Division within the U.S. Department of Energy's Office of Biological and Environmental Research. Update for June 1: ARM has updated its guidance on COVID-19. Read ARM Technical Director Jim Mather's full message. 

Time to Say Goodbye to the MOSAiC Floe

The MOSAiC floe’s days are numbered, but Polarstern will continue the expedition farther north.

31 Research Projects Selected for 2020 ASR Funding Awards

DOE recently announced funding of $19 million for 31 projects through DOE’s Atmospheric System Research program.

Aaron Kennedy: The Joy of Snow

A severe-weather researcher is making a rare deep study of blowing snow―its place in models and how to describe and measure it.

Get Ready for the 2020 AGU Fall Meeting

The 2020 American Geophysical Union (AGU) Fall Meeting will be virtual; find out what sessions your colleagues are convening.

Plan for the 2021 American Meteorological Society Annual Meeting

Sessions are being announced for the 2021 American Meteorological Society (AMS) Annual Meeting. Submit your abstracts now!

The U.S. Department of Energy’s Atmospheric System Research program advances process-level understanding of the key interactions among aerosols, clouds, precipitation, radiation, dynamics, and thermodynamics, with the ultimate goal of reducing the uncertainty in global and regional climate simulations and projections.

Research Highlights

Role of turbulent fluctuations in aerosol activation and cloud formation

We examine the effects of fluctuations produced by turbulence. Our measurements, from the Pi [...] Read more

Optimal Estimation retrievals and their uncertainties: What every atmospheric scientist should know

This educational paper gives an overview on developing Bayesian Optimal Estimation [...] Read more

Summertime post-frontal marine boundary-layer cloudiness transitions

Thin marine clouds that lie just above the ocean surface are the most prevalent cloud type on [...] Read more

Recent Publications

Simultaneous transmission/absorption photometry of particle-laden filters from wildland fires during the Biomass Burning Observation Project (BBOP) field campaign

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Improving middle and high latitude cloud liquid water path measurements from MODIS

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An Observational Comparison of Level of Neutral Buoyancy and Level of Maximum Detrainment in Tropical Deep Convective Clouds

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Upcoming Meetings

International Conference on Clouds and Precipitation 2020

3 Aug 2020 - 7 Aug 2020

Due to COVID-19, this conference is postponed until 2021. The abstract submission system will [...] Read more

2020 American Geophysical Union (AGU) Fall Meeting

7 Dec 2020 - 11 Dec 2020

The 2020 American Geophysical Union (AGU) Fall Meeting will be mostly virtual this year. According [...] Read more

2021 American Meteorological Society Annual Meeting

10 Jan 2021 - 14 Jan 2021

Sessions for the 2021 American Meteorological Society (AMS) Annual Meeting are being announced. [...] Read more