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WUSTL researchers demonstrate solar-panel-powered microbial electrosynthesis to produce n-butanol from light, CO2 and power

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Researchers at Washington University in St. Louis have discovered a new way to train microbes to make n -butanol. Microorganisms have evolved a bewildering array of techniques to obtain nutrients from their surrounding environments. —Arpita Bose, associate professor of biology in Arts & Sciences, and leader of the study.

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$12+M awarded to 4 projects seeking to design crops with ability to fix their own nitrogen; no artificial fertilizers

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it needs to be converted into a form that plants can use. NSF’s investment in Ideas Lab nitrogen projects provides a unique opportunity to engage cross-disciplinary scientists and engineers to generate novel and innovative approaches to creatively address a worldwide problem. Atmospheric nitrogen needs to be fixed—i.e.,

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DOE announces $139M in funding for 55 projects to advance innovative vehicle technologies

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Rationally Designed Lithium Ion Batteries Towards Displacing Internal Combustion Engines. AOI 04: Platinum Group Metals (PGM) Content Reduction to Enable Cost-Effective Aftertreatment for Gasoline and Diesel Engines. Slashing Platinum Group Metals Content in Catalytic Converters: An Atoms-to-Autos Approach. Solid Power Inc.

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EPA awards $8M in FY2014 clean diesel grants in 21 states, Puerto Rico

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The US Environmental Protection Agency (EPA) has awarded $8 million to communities in 21 states and Puerto Rico to reduce emissions from the nation’s existing fleet of diesel engines through the agency’s Diesel Emission Reduction Act ( DERA ) program. EPA estimates that every $1 in DERA funding generates up to $13 in health care savings.

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USDA and DOE award $12.2M to 10 research projects to accelerate bioenergy crop production and spur economic impact

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Overall, the USDA and DOE projects are designed to improve special crops to be grown for biofuels—including selected trees and grasses—by increasing their yield, quality and ability to adapt to extreme environments. Mockler, Donald Danforth Plant Science Center, St. x giganteus (M. sinensis x M. sacchariflorus).

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PNNL-led team designs highly active cobalt-based PGM-free catalyst for fuel cells

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Scientists are studying transition metals such as iron as a promising alternative to platinum, but they have found that they quickly degrade in the acidic PEM fuel cell environment. They then used high-temperature pyrolysis to convert the atoms to catalytically active sites within the framework. —Yuyan Shao.

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Joule says it has improved the photosynthetic efficiency of its engineered cyanobacteria by nearly 100%

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At the 2014 Society for Industrial Microbiology and Biotechnology (SIMB) Annual Meeting in St. Louis, Missouri, Joule reported that its has improved the overall photosynthetic efficiency of its engineered cyanobacteria by nearly 100%, and estimates a maximum 14% energy conversion efficiency in its biomass-to-fuels process.

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