3D printing with high-performance carbon fiber

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Lawrence Livermore National Laboratory (LLNL) researchers have become the first to 3D-print aerospace-grade carbon fiber composites, opening the door to greater control and optimization of the lightweight, yet stronger than steel material. Resources. --!>.

Global Carbon Project: Low growth in global carbon emissions continues for third successive year

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Global carbon emissions from burning fossil fuels did not grow in 2015 and are projected to rise only slightly in 2016, marking three years of almost no growth, according to researchers at the University of East Anglia (UEA) and the Global Carbon Project. Resources.

2016 28

Trending Sources

Study finds transport, residential heating main sources of black carbon in Russian Arctic

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According to a new international study published in the Proceedings of the National Academy of Sciences , 38% of black carbon in the Russian Arctic originates from transport and 35% from residential heating sources, while open fires, power plants, and gas flaring are responsible for only 12%, 9%, and 6% respectively. Black carbon, or soot, increases snow and ice melt by dulling the reflective surface and increasing the absorption of sunlight. Resources.

2017 18

Researchers show mixotrophic fermentation process improves carbon conversion, boosting yields and reducing CO2

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Alternatively, syngas can be added to sugar fermentation to provide the necessary reducing power and carbon. … They can take carbon dioxide and hydrogen gas and turn them into chemicals such as acetone, butanol or ethanol. Resources.

2016 33

CarboSax: new joint venture for more sustainable carbon fiber production forms in Germany

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PD Glasseiden, a Germany-based producer of fiberglass; European Carbon Fiber GmbH; and the ForschungsCampus Open Hybrid LabFactory e.V., established under the auspices of the Lower Saxony Research Centre for Vehicle Technology at the TU Braunschweig and Volkswagen AG have formed a joint venture— CarboSax GmbH —to pursue developing, manufacturing and distributing more sustainable carbon fibers in Germany.

Strategic consortium to commercialize Virent’s BioForming Technology for low carbon fuels and bio-paraxylene

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Renewable fuels and chemicals company Virent has established a strategic consortium with Tesoro, Toray, Johnson Matthey and The Coca-Cola Company focused on completing the development and scale up of Virent’s BioForming technology to produce low carbon bio-based fuels and bio-paraxylene (a key raw material for the production of 100% bio-polyester).

2016 29

CA Renewable Hydrogen Rule: Forcing The Carbon Numbers To Work

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California's plan to reduce carbon emissions from transportation anticipates a mix of battery-electric and hydrogen fuel-cell vehicles. To ensure that the carbon footprint of. hydrogen California Air Resources Board CARB hydrogen fuel cell renewable energy state lawsRecharging batteries from the electric grid is relatively simple, but producing hydrogen fuel requires a good deal of energy to split pure hydrogen out of other compounds.

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UW researchers discover major lithium resource in Wyoming; potential integrated brine production/CO2 storage system

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Researchers at the University of Wyoming Carbon Management Institute (CMI) discovered a major new lithium resource near Rock Springs during a geological carbon dioxide storage site characterization project sponsored by the US Department of Energy. The potential new lithium resource discovered by CMI could transform the US from a significant lithium importer to an independent lithium producer.

California Governor signs new super-pollutants legislation into law; black carbon, fluorinated gases and methane

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signed SB 1383 , establishing the nation’s toughest restrictions on super pollutants including black carbon, fluorinated gases and methane. SB 1383 reduces the emission of super pollutants (also known as short-lived climate pollutants) and promotes renewable gas by requiring a 50% reduction in black carbon and 40% reduction in methane and hydrofluorocarbon from 2013 levels by 2030. Wildfires contribute almost 50% of the total black carbon emissions in California.

2016 23

States to force emission, fuel-economy rules showdown with Trump Administration?

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Comments are now being taken on the reopened EPA limits on vehicular carbon emissions for 2022 through 2025, although reporters had to dig to find out. emissions Politics EPA California NHTSA California Air Resources Board CARB CAFE Fuel Economy regulation Donald TrumpContinuing political turmoil and news coverage of the Trump Administration haven't stopped the president's agency heads from drastically reshaping policies on energy, the environment, and emissions.

USC researchers outline their proposed anthropogenic chemical carbon cycle; the Methanol Economy

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Anthropogenic chemical carbon cycle. Under their scheme, carbon dioxide is captured by absorption technologies from any natural or industrial source, from human activities, or even from the air itself. It is based on the chemical anthropogenic carbon cycle. Resources.

2011 28

GWU team demonstrates highly scalable, low-cost process for making carbon nanotube wools directly from CO2

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Researchers at George Washington University led by Dr. Stuart Licht have demonstrated the first facile high-yield, low-energy synthesis of macroscopic length carbon nanotubes (CNTs)—carbon nanotube wool—from CO 2 using molten carbonate electrolysis ( earlier post ).

Global Bioenergies plans to acquire Dutch start-up Syngip; gaseous carbon feedstocks for renewable isobutene process

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Global Bioenergies, the developer of a process to convert renewable resources into light olefin hydrocarbons via fermentation (with an initial focus on isobutene) ( earlier post ), signed a contribution agreement with the shareholders of Syngip B.V. Syngip has identified a specific micro-organism capable of growing using these gaseous carbon sources as its sole feedstock, and has developed genetic tools to allow the implementation of artificial metabolic pathways into it.

LanzaTech collaborating with Swayana to convert waste gases from ferroalloy production to ethanol

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Ferroalloys are alloys of iron with some element other than carbon; the ferroalloy “carries” that element into molten metal—e.g., Ferroalloys are usually produced by the reduction of a metallic ore (usually an oxide) by carbon. In addition to emissions originating from reducing agents and electrodes, the calcination of carbonates in ores and fluxes such as limestone or dolomite, contribute to the emission of CO 2. Resources.

2017 41

Comprehensive assessment concludes black carbon second-most important human emission in warming climate

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A comprehensive assessment of black-carbon climate forcing accepted for publication in the Journal of Geophysical Research: Atmospheres estimates that black carbon, with a total climate forcing of +1.1?W?m Resources.

2013 38

NREL reveals thermoelectric potential for tailored semiconducting carbon nanotubes

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A finely tuned carbon nanotube thin film has the potential to act as a thermoelectric power generator that captures and uses waste heat, according to researchers at the Energy Department’s National Renewable Energy Laboratory (NREL). The research could help guide the manufacture of thermoelectric devices based on either single-walled carbon nanotube (SWCNT) films or composites containing these nanotubes. Carbon nanotubes, which are organic, are lighter and more flexible.

Hanyang/BMW team develops high-energy density Li-ion battery with carbon-nanotube-Si composite anode and NCM concentration gradient cathode

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A carbon nanotube (CNT)-Si composite anode with extremely stable long-term cycling provides a discharge capacity of 2364 mAh g -1 at a tap density of 1.1 Resources.

2016 35

New inventory of black carbon emissions from China finds 2007 levels higher than previously reported

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A new black carbon (BC) emissions inventory from China found BC emissions levels in 2007 of 1,957 Gg BC—higher than reported in earlier studies. Resources. Black carbon China EmissionsBC emission map of China at 0.1° × 0.1° for year 2007.

2007 20

California ARB staff considering including alternative jet fuel in Low Carbon Fuel Standard

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The staff of the California Air Resources Board (ARB) staff is considering including alternative jet fuel (AJF) in the Low Carbon Fuel Standard (LCFS). In 2009, the ARB approved the LCFS regulation to reduce the carbon intensity (CI) of transportation fuel used in California by at least 10% by 2020 from a 2010 baseline. The LCFS sets annual carbon intensity standards—which reduce over time—for gasoline, diesel, and the fuels that replace them.

2017 16

Lawrence Livermore graphene aerogels could improve performance of carbon-based superconductors by more than 100%

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LLNL’s graphene aerogel material could potentially improve on the performance of commercial carbon-based supercapacitors by more than 100%, said LLNL’s Dr. Patrick Campbell, lead author of a paper on the technology published in the RSC journal Journal of Materials Chemistry A. Aerogels derived from carbon as well as inorganic materials were developed at LLNL and have found a number of applications—from capturing space dust to lining the inside of National Ignition Facility targets.

MSU-led regional team awarded $6M NSF grant to research biofuel, carbon capture technologies

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A regional interdisciplinary team led by Montana State University has received $6 million from the National Science Foundation to address questions about whether biofuels and carbon capture technologies can be sustainably introduced into the Upper Missouri River Basin. The main project goal is to develop a framework for evaluating proposals to reduce atmospheric carbon dioxide concentrations while maintaining food security, water quality, biodiversity and other benefits, Stoy said.

Electric Cars Cut Greenhouse Gases, Energy Use: New EPRI-NRDC Study

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Electric cars charged on the grid generally have a lower carbon footprint than internal-combustion vehicles--and their wells-to-wheels carbon emissions only shrink as more renewable energy comes online. Environmental emissions research Study plug-in cars natural resourcesThat's the conclusion of a new study on the environmental effects of future transportation electrification, jointly conducted by the Electric.

GWU team uses one-pot process to co-generate H2 and solid carbon from water and CO2; solar fuels

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One-pot electrolytic process produces H 2 and solid carbon from water and CO 2. In this study, they focused on the electrolysis component for STEP fuel, producing hydrogen and graphitic carbon from water and carbon dioxide. Resources.

SEI study outlines risks to global low-carbon technology push

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A new report from the Stockholm Environment Institute (SEI) finds that recent progress in developing and deploying low carbon technology is fragile, and advises that policy support must be stabilized globally to maintain momentum. The research focused on two key low-carbon technologies: solar photovoltaics (PV) and carbon capture and storage (CCS). Great strides have been taken in the industrial development of low-carbon technologies. Resources.

MIT team synthesizes all carbon nanofiber electrodes for high-energy rechargeable Li-air batteries

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The carbon nanofiber electrodes are substantially more porous than other carbon electrodes, and can therefore more efficiently store the solid oxidized lithium (Li 2 O 2 ) that fills the pores as the battery discharges. ” Resources.

UNEP and partners launch Global Initiative for Resource-Efficient Cities; role of public transport

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The United Nations Environment Programme (UNEP) and partners have launched a new initiative that aims to reduce pollution levels, improve resource efficiency and reduce infrastructure costs in cities across the world. Urban areas account for 50% of all waste, generate 60-80% of all greenhouse gas emissions and consume 75% of natural resources, yet occupy only 3% of the Earth’s surface, UNEP said. —“Sustainable, Resource Efficient Cities in the 21 st Century”. Resources.

Rice University study of lung cells suggests anthropogenic carbon nanotubes are common pollutants

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Rice University scientists, working with colleagues in France, have detected the presence of anthropogenic carbon nanotubes (CBTs) in cells extracted from the airways of Parisian children under routine treatment for asthma. Resources.

Scenarios For 2030 Zero-Emissions Cars In CA: Hydrogen Or Not?

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And it is now state policy to reduce emissions of climate-change gases, primarily carbon dioxide, from its 30 million-plus road vehicles by a whopping 80 percent by 2050. Green CARB California California Air Resources Board hydrogen plug-in cars state laws zero emissions With epic smog in the Los Angeles Basin, the state of California has led the nation''s charge to reduce emissions from road vehicles for more than half a century.

Study finds black carbon pollution directly affects bacteria; altering effectiveness of antibiotics, increasing the potential for infection

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Black carbon, a major component of particulate matter, is produced through the burning of fossil fuels such as diesel, biofuels, and biomass. Data from the study shows that black carbon induces changes in biofilm formation, structure, and function. The effect of black carbon on S.

2017 12

ORNL team devises electrocatalyst for direct conversion of CO2 into ethanol with high selectivity; pushing the combustion reaction in reverse

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The team used a catalyst made of carbon, copper and nitrogen and applied voltage to trigger a chemical reaction that essentially reverses the combustion process. Ethanol was a surprise—it’s extremely difficult to go straight from carbon dioxide to ethanol with a single catalyst.

2016 30

Graphene sheet-sulfur/carbon composite cathode for higher performance Li-sulfur batteries

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The thin graphene sheet, wrapped around the sulfur/zeolitic imidazolate framework-8 derived carbon (S/C ZIF8-D ) composite, has excellent electrical conductivity and mechanical flexibility. Resources.

Sub-micrometer carbon spheres as oil additives reduce engine friction up to 25%

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Researchers at Purdue University have shown that adding ultra-smooth submicrometer carbon spheres to motor oil can reduce friction and wear typically seen in engines by up to 25%. Resources.

2015 17

EPA report to Congress finds a strong scientific and technical foundation for mitigating black carbon emissions

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The US Environmental Protection Agency (EPA) has submitted its final Report to Congress on Black Carbon , in response to an October 2009 request from Congress to advance efforts to understand the role of black carbon (BC) in climate change. —Report to Congress on Black Carbon.

Ghana 12

Which states follow California's emission and zero-emission vehicle rules?

Green Car Reports

California leads the nation in policies that promote reductions of carbon emissions from road vehicles. emissions zero emissions EPA California California Air Resources Board CARB transportation policyIt is unique in having a federal waiver that allows it to set its own, stricter emissions standards, along with a zero-emission vehicle mandate that requires automakers reaching certain sales volumes to sell a certain number of cars without.

Sale 14

California Air Resources Board adopts GHG cap-and-trade program; first auctions slated for Aug/Nov 2012

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The California Air Resources Board on Thursday adopted the final greenhouse gas (GHG) emissions cap-and-trade regulation. The cap-and-trade joins a suite of other major climate program measures including standards for ultra-clean cars (Advanced Clean Cars, earlier post ), low-carbon fuels (Low Carbon Fuel Standard, earlier post ) and renewable electricity. Resources.

Ozone 11

MIT study finds carbon prices more cost-effective than fuel economy regs at reducing CO2 emissions; fuel economy regs more efficient at reducing fuel use

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Researchers at the MIT Joint Program on the Science and Policy of Global Change have compared the worldwide economic, environmental, and energy impacts of currently planned fuel economy standards (extended to the year 2050) with those of region-specific carbon prices designed to yield identical CO 2 emissions reductions. Many developed countries are choosing very expensive ways to reduce CO 2 emissions, but if that’s a top priority, they should go with a price on carbon. Resources.

2015 21

Study: even with high LDV electrification, low-carbon biofuels will be necessary to meet 80% GHG reduction target; “daunting” policy implications

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An 80% reduction in US greenhouse gas (GHG) emissions by 2050 has been generally established as the de facto required domestic contribution to stabilizing global concentrations at low to medium levels, that is, 450 and 550 ppm carbon dioxide equivalent (CO 2 -equiv). Resources.

2015 24

Photo-activated catalyst converts CO2 to CO for clean fuel technology; no unwanted byproducts

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When exposed to visible light, the material, a “spongy” nickel organic crystalline structure, converted the CO 2 in a reaction chamber exclusively into carbon monoxide (CO) gas, which can be further turned into liquid fuels, solvents, and other useful products. Resources.

2017 17

Peking University team develops method for modeling historical global black carbon emissions from motor vehicles with reduced uncertainty

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Researchers at Peking University have developed a new methodology to model black carbon (BC) emissions from diesel and gasoline motor vehicles. Black carbon is a key short-lived climate change forcer ( earlier post ) and motor vehicles are important sources of BC in the environment. Resources. 2004) A technology-based global inventory of black and organic carbon emissions from combustion. Black carbon Emissions

2006 13

Researchers argue that the optimal use of biomass as a renewable resource is for production of select chemicals, not power, heat or fuels

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Biomass differs from the other renewable resources, they note, since the energy it contains is stored as chemical bonds. To explore the best utilization of biomass, the team used the effective H/C ratio: the ratio between hydrogen and carbon atoms in the molecule adjusted for heteroatoms.