Atmospheric Radiation Measurement Climate Research Facility US Department of Energy
The world’s premier ground-based observations facility advancing atmospheric and climate research

A Look at CoURAGE

In and around Baltimore, Maryland, scientists, technicians, and students are poised for a year of measuring an urban atmosphere.

 
 

Early Career Success Stories

Scientists share their accomplishments with ARM data during their five-year U.S. Department of Energy Early Career Research Program projects.

 
 

New Arctic Aerosol Measurements

In Alaska, ARM installed three new instruments in collaboration in NOAA to help provide a richer picture of atmospheric particles in the Arctic.

 
 
A Look at CoURAGE Early Career Success Stories New Arctic Aerosol Measurements

Atmospheric Observatories

SGP
NSA
ENA
AAF
AMF
AGU Honors ARM and ASR Community Members at 2024 Annual Meeting

AGU Honors ARM and ASR Community Members at 2024 Annual Meeting

Published: 17 January 2025

Facility News

Three members of the ARM and Atmospheric System Research (ASR) communities were honored at the 2024 American Geophysical Union (AGU) Annual Meeting in Washington, D.C.

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Propose for ARM FY2026 Tethered Balloon System Calls

Propose for ARM FY2026 Tethered Balloon System Calls

Published: 3 January 2025

Facility News

Scientists can submit preproposals for ARM tethered balloon system (TBS) missions and letters of intent for a joint TBS call with the Environmental Molecular Sciences Laboratory (EMSL).

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Check Out ARM’s 2024 Annual Report

Check Out ARM’s 2024 Annual Report

Published: 2 January 2025

Facility News, Publications

ARM’s latest annual report is now available online, summarizing facility activities from fiscal year 2024.

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Welcome to ARM

Check out our resources for new ARM users.

ARM Provides

Data

Access atmospheric data gathered during ARM’s 30 years of normal operations and field campaigns

Instruments

Explore more than 400 instruments that collect data at locales spanning diverse climate regimes

Campaigns

Conduct atmospheric science in strategic locations around the world

Models

Retrieve large-eddy simulation (LES) model simulations and analysis tools

Publications

Discover ARM-related research on clouds and aerosols, and their interaction with Earth’s energy balance and representation in earth system models