World's premier ground-based observations facility advancing climate change research
Nature Article: Carbon Dioxide’s Greenhouse Effect at Earth’s Surface Confirmed Using ARM Data
Scientists have for the first time observed an increase in carbon dioxide’s greenhouse effect at the Earth’s surface. The research, conducted using data and data products from the Atmospheric Radiation Measurement (ARM) Climate Research Facility, is reported Wednesday, February 25, in the advance online publication of the journal Nature. Read More

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Atmospheric Radiation Measurement
(ARM) Climate Research Facility
A U.S. Department of Energy Office of Science user facility, providing data from strategically located in situ and remote sensing observatories around the world.

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ARM/ASR Joint User Facility and Principal Investigator Meeting
Tysons, United States, Mar 16-Mar 20. The next meeting for ASR scientists and ARM Facility users will be 16-20 March 2015 (Read more)
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