Science Highlights

The Atmospheric Radiation Measurement (ARM) Climate Research Facility has three user facility sites in the tropical western Pacific: Manus, Papua New Guinea; Nauru Island, Republic of Nauru; and Darwin, Australia.

A Decade of Atmospheric Research in the Tropical Western Pacific

Long-term ARM datasets critical for cloud and solar energy studies. Read More »

Crop irrigation impacts the use and supply of freshwater around the world, and scientists are working to understand how these impacts may change over regions and time, especially under the influence of climate change.

Toward an Earth System Modeling Approach to Simulate Irrigation Effects

Land model improvements are enabling more realistic representations of the climate and hydrological consequences of crop irrigation. Read More »

Atmospheric dust from deserts or human activities influences the processes within cirrus clouds, thereby affecting global climate.

Dust in High Clouds Cools Climate

Study examines impact of ice particle competition. Read More »

Integrated Microbial Genomes (IMG), a data warehouse run by the Department of Energy’s Joint Genome Institute, provides tools for analyzing the structural and functional annotations of genomes in a comparative context.

Genome Databases Get Faster, Bigger, Stronger

DOE Joint Genome Institute expands data and analytical tools. Read More »

Global distribution of black carbon in 2000 among eight different models, whose results diverged the most in polar regions.

Understanding Soot’s Effect on Snow Reflectivity

Model comparison evaluates black carbon levels and impacts. Read More »

Steam rises from the cooling towers of the Fermi 2 Nuclear Power Plant in Michigan.

Assessing How Renewables Affect Water Used for Thermoelectric Cooling

Model examines water-energy relationships at the regional level. Read More »

Scientists can noninvasively examine how live microbial communities interact in real time using the nanospray desorption electrospray ionization mass spectrometry (nanoDESI) instrument.

Learning How Bacteria Communicate

New tool identifies molecules that influence microbial communities. Read More »

During a 10-month ARM experiment in India’s Ganges Valley, instruments including a Doppler lidar (shown here) collected measurements of various atmospheric dynamics, cloud properties, and radiative transfer.

Large Aerosols Play Unexpected Role in Ganges Valley

ARM study reveals surprising amount of light absorption by large aerosol particles. Read More »

A new modeling approach suggests that boreal forests, such as this one in Quebec, Canada, will shift north with warming and lose more carbon than previously expected.

Getting Forest Carbon Right in Climate Models

New method predicts how climates will move as temperatures rise. Read More »

Aerial view of homes inundated with water following a 2011 flood in Minot, N.D. Researchers have compared data from hundreds of catchment sites in the United States to better understand the relationship between annual water balance and flood frequency.

Determining Hydrological Controls on Flood Frequency

Study comparing data from hundreds of U.S. catchments could improve flood prediction. Read More »