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Teaching a microbe to make fuel

Researchers have successfully engineered a soil bacterium to produce isobutanol, a renewable fuel source that can be used in current engines with minimal modification. The microbe, Ralstonia eutropha, was modified to use carbon dioxide as its carbon source, paving the way for potential applications in industrial-scale production.

SourceMassachusetts Institute of Technology·JournalApplied Microbiology and Biotechnology·DateAug 20, 2012

Biological switch paves way for improved biofuel production

Researchers from Queen Mary University of London have identified a biological mechanism controlling electron transport in cyanobacteria, which could lead to more efficient solar-powered biofuel production. The discovery was made by exposing cells to different light conditions and observing the changes in electron transport pathways.

SourceQueen Mary University of London·JournalProceedings of the National Academy of Sciences·DateJun 25, 2012

Microbe that can handle ionic liquids

Researchers at JBEI have identified a tropical rainforest microbe that can endure relatively high concentrations of an ionic liquid used to dissolve cellulosic biomass. The discovery holds broad implications beyond the production of advanced biofuels, offering a potential solution to reduce biofuel production costs.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateMay 14, 2012

Study: Optimizing biofuel supply chain is a competitive game

Researchers developed models to address complex interactions among multiple stakeholders in the biofuel supply chain. They found that diverting corn crops to ethanol can affect food prices, but overall system welfare improves, with farmers as primary beneficiaries. The study's holistic model provides guidelines for optimizing the biofu...

Policies, learning-by-doing played important role in reducing ethanol costs

A new study from the University of Illinois concludes that learning-by-doing played a significant role in reducing the processing costs of corn ethanol in the US. The study found that biofuel policies, which induced ethanol production beyond free-market levels, contributed to increased industry competitiveness over time.

Algae biofuels: the wave of the future

Researchers at Virginia Tech have assembled the draft genome of marine algae Nannochloropis gaditana to discover optimal species for producing biodiesel fuel. Genetic modification reveals the algae's potential for industrial-scale biofuel production, a game-changer in fuel research and production.

SourceVirginia Tech·JournalNature Communications·DateApr 3, 2012

A fragrant new biofuel

JBEI researchers have engineered Escherichia coli bacteria to generate significant quantities of methyl ketone compounds from glucose, which yielded high cetane numbers comparable to gasoline. The findings add flexibility and options for the biofuels industry, with potential applications in producing advanced biofuels.

SourceDOE/Lawrence Berkeley National Laboratory·JournalApplied and Environmental Microbiology·DateMar 13, 2012

Maize hybrid looks promising for biofuel

Scientists at the University of Illinois have identified a new maize hybrid that produces ethanol from biomass, potentially offering a more sustainable feedstock for biofuel production. The hybrid grows larger and accumulates more stalk sugars than conventional grain hybrids, increasing ethanol output.

SourceWiley·JournalGCB Bioenergy·DateFeb 20, 2012

CAD for RNA

Joint BioEnergy Institute researchers have developed CAD-type models and simulations for RNA molecules, enabling the design of complex RNA-based control systems. These systems can process cellular information and program gene expression, holding enormous potential for microbial-based sustainable production of advanced biofuels.

E. coli bacteria engineered to eat switchgrass and make transportation fuels

Researchers at the Joint BioEnergy Institute have successfully engineered E. coli bacteria to digest switchgrass biomass and synthesize its sugars into all three major transportation fuels: gasoline, diesel, and jet fuel. This breakthrough reduces fuel production costs by consolidating two steps into one, enabling a single-step operation.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateNov 29, 2011

Cracking cellulose: a step into the biofuels future

Researchers have discovered a method to overcome the chemical intractability of cellulose, allowing its efficient conversion into bioethanol. This breakthrough represents a major step towards industrial production of fuels and chemicals from renewable cellulose in waste plant matter.

SourceUniversity of York·JournalProceedings of the National Academy of Sciences·DateAug 31, 2011

Termites' digestive system could act as biofuel refinery

A Purdue University study discovered a combination of enzymes in termite guts and symbionts that can efficiently break down woody biomass for biofuel production. The researchers found that the enzymes work together synergistically to release sugars from plant material, which is essential for creating biofuels like ethanol.

SourcePurdue University·JournalPLOS ONE·DateJul 5, 2011

Biofuels from the sea

Researchers found that July is the best month for kelp harvesting due to its high carbohydrate levels and low metal content. The use of kelp as a biofuel source has potential to provide a storable energy source, mitigating the limitations of other renewables like wind power.

SourceSociety for Experimental Biology·JournalBioresource Technology·DateJul 3, 2011

REDD+ strategies lack plan for agriculture

A new analysis finds that most countries participating in REDD+ cite agriculture as the main cause of deforestation, but few provide details on how to address this issue. Countries pursuing food and biofuel production policies are intensifying agriculture-related pressures on forest lands.

SourceBurness·DateJun 8, 2011

The ethics of biofuels

The Nuffield Council on Bioethics proposes a framework to address ethical concerns in biofuel production, focusing on human rights, environmental sustainability, and fair trade. Biofuels are seen as a vital renewable energy source, but current policies have backfired, causing deforestation and displacing indigenous populations.

SourceWiley·JournalGCB Bioenergy·DateMay 9, 2011