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Virginia Tech team develops process for high-yield production of hydrogen from xylose under mild conditions

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A team of Virginia Tech researchers, led by Dr. Y.H. In the process, hydrogen is produced from xylose and water in one reactor containing 13 enzymes, including a novel polyphosphate xylulokinase (XK). Support for the current research comes from the Department of Biological Systems Engineering at Virginia Tech. Click to enlarge.

Virginia 331
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Successful demonstration of advanced hyperbaric centrifuge technology for recovering fine coal particles from waste slurries

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coal-cleaning plant in Alabama successfully reduced moisture from ultrafine coal waste. In some cases the water is evaporated to stabilize the deposits before they are recovered in surface reclamation; in others, the waste coal is not recovered for a variety of technological, operational, market, or other reasons.

Coal 186
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Lifecycle Study Finds Algae as Bioenergy Feedstock Has Higher Environmental Impacts than Conventional Crops in Energy Use, GHG Emissions, and Water Use; The Importance of Using Waste Streams

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Terrestrial bioenergy feedstock crops such as switchgrass, canola and corn have lower environmental lifecycle impacts than algae in energy use, greenhouse gas emissions, and water regardless of cultivation location, according to a new lifecycle assessment by researchers at the University of Virginia. 0.4 ± 0.05. 1.8 ± 0.58. 3.3 ± 0.86.

Water 218
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DOE awards $27.5M to 16 water infrastructure projects

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million to 16 water infrastructure projects. Modern technology has the potential to reduce energy use in aging water infrastructure, particularly in wastewater treatment, which demands up to 2% of domestic electricity use each year. The US Department of Energy (DOE) is awarding $27.5

Water 186
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Volvo Group’s New River Valley plant in Virginia achieves zero landfill status

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Waste generated by the facility, which manufactures all Volvo trucks sold in North America, is now recycled, composted or converted to electricity. NRV began in 2003 by first identifying and evaluating all solid and liquid waste streams within the plant. Volvo’s New River Valley (NRV) assembly plant in Dublin, Va.

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OSU team develops process to clean coal mine drainage and extract rare earth elements

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In an open-access paper in the journal Environmental Engineering Science , the team reports that the process successfully cleaned clean coal mine drainage while producing rare-earth elements in samples from various rivers across Ohio, Pennsylvania, and West Virginia. Coal mine drainage (CMD) impairs tens of thousands of kilometers of U.S.

Coal 283
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ARPA-E awarding $39M to 16 projects to grow the domestic critical minerals supply chain

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First, an electric potential will be applied to water to simultaneously produce acidity and alkalinity. Olivine is a CO 2 -reactive waste product that can be returned as tailings after capture carbon from the air. Re-Mining Red Mud Waste for CO 2 Capture and Storage and Critical Element Recovery (RMCCS-CER) ($1,000,000).

Supplies 345