Science Highlights

Krill feed on algae living within sea ice brine in the Arctic.

Simulating Complex Sea Ice–Salt Water Interactions

New two-step desalinization process improves climate model. Read More »

Data from the ARM Climate Research Facility’s Oklahoma site are advancing the understanding of continental cumulus clouds, which will improve their representation in global climate models.

Fair-Weather Clouds, Cooling, and Humidity

ARM data offer insights into shallow cumulus clouds over land. Read More »

Small-angle scattering (SAS) with X-rays (pictured) or neutrons provides structural data for many biomolecules not suited for other analytical methods because of their flexible structures.

Small-Angle Scattering of Proteins and Nucleic Acids

New method enables structure determination of flexible biomolecules. Read More »

Polysaccharides (complex chains of sugar) in plant cell walls are great carbon energy sources for biofuel production.

Engineering Better Plants for Biofuels

New approach decreases lignin content in plant secondary cell wall. Read More »

A large contributor to atmospheric carbon dioxide concentration is degradation of soil organic matter by various biological and chemical processes.

Tracking Soil Microbes’ Response to Long-Term Warming

Study examines how temperature affects carbon decay and release. Read More »

Researchers have identified two genes required for bacterial conversion of mercury into methylmercury, a more toxic form.

Scientists Discover how Bacteria Convert Mercury to Toxic Form

Two genes responsible for mercury methylation identified. Read More »

A recent climate modeling study indicates that global land use strategies that protect tropical forests—such Brazil’s Caxiuanã National Forest, shown here—could dramatically reduce air warming projected in these regions.

Assessing Climate Impacts of Expanding Biofuel Crops

Model indicates increased cultivation could benefit tropical areas. Read More »

A free-air CO2 enrichment (FACE) site at Oak Ridge National Laboratory. Researchers are using data from this and other FACE sites to improve climate model predictions of plant responses to elevated atmospheric carbon dioxide.

Improving Predictions of Forest Water Use

Data on plant responses to elevated CO2 used to assess models. Read More »

Research on uranium transformation and mobility in the subsurface is providing insights that can aid remediation efforts at contaminated sites such as the Hanford 300 area in Washington.

Common Mineral Impurity Can Affect Uranium Mobility

Previously unknown role of titanium in subsurface chemistry revealed. Read More »

A new radiolabeled sugar compound helps researchers image carbohydrate movement in plants.

Watching Sugars Move in Plants

New radiolabeled compound used to image sucrose transport. Read More »