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The amount of methane released into the atmosphere as a result of coal mining is likely approximately 50% higher than previously estimated, according to research presented at the recent annual meeting of the American Geophysical Union. The authors point out that less coal production doesn’t translate to less methane.
In regions where the share of coal-based electricity is relatively low, EVs can achieve substantial GHG reduction, the team reports in a paper in the ACS journal Environmental Science & Technology. According to the 12 th Five-Year Plan of the China Coal Industry (2011?2015)
Simplified flowsheet of the proposed solar hybridized coal- to-liquids (SCTL) process with the proposed solar hybridized dual fluidized bed (SDFB) gasifier. Hence, it is desirable to seek alternative concepts with potential to address these challenges for the solar hybridized coal-to-liquids (SCTL) process. Credit: ACS, Guo et al.
Coal could become a major source of the metal lithium, according to a review of the geochemistry by scientists from Hebei University of Engineering in China published in the International Journal of Oil, Gas and Coal Technology. Indeed, the extraction of lithium from coal would offer an ironic twist to its continued use.
Researchers at Kyoto University in Japan have proposed a novel two-stage process to convert low-rank coals or biomass wastes under mild conditions to high-quality liquid fuel. Also, liquefying high-oxygen content low-ranking coal and biomass also consumes more hydrogen and produces more CO 2 , significantly reducing process efficiency.
Plants need nitrogen to grow, and by 2015, more than 190.4 Golbeck, Penn State University; Christopher A. Voigt, Massachusetts Institute of Technology; Susan Rosser, University of Glasgow; and Bill Rutherford, Imperial College London. Researchers led by Washington University in St. Oxygen-Tolerant Nitrogenase ($1.87M).
These scenarios show that, even more modest and realistic goals require near universal participation of major greenhouse gas emitters, Paltsev says. Eighty percent of those emissions came from coal, making China the consumer of about half the world’s coal. The various taxes would slow warming to 3.5,
Derive GHG emissions and costs of charging of EVs in the 2015 Dutch context and. from 2015 onwards because higher efficiency of wheel motor drivetrains allows for smaller. They used Li-ion batteries with a cost of €960/kWh in 2010, and assumed this reduces to €800 /kWh around 2015, and to €400/kWh in the more distant future.
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. Decreased use of coal in China is the main reason behind the 3-year slowdown.
million tons per year of CO2 will begin in 2015, and the demonstration project will end in 2019. If, as expected, the CAP system reduces overall costs by the amounts now projected, then AEP will consider the application of CAP technology to both existing and new pulverized coal-based units in the AEP system. Sequestration of 1.5
Other project partners are RWTH Aachen University and the CAT Catalytic Center, which is run jointly by the university and Bayer. At its Coal Innovation Center there, the company operates a CO 2 scrubber where the carbon dioxide is separated from the flue gas.
Rio Tinto, one of the world’s largest iron ore producers, signed a Memorandum of Understanding (MOU) with China Baowu Steel Group (China’s largest steel producer) and Tsinghua University to develop and implement new methods to reduce carbon emissions and improve environmental performance across the steel value chain.
The study, by a team from Duke University, Tsinghua University, Duke Kunshan University and Peking University, appears in the journal JAMA Internal Medicine. In 2015, 108 million Americans—one third of the population—lived in counties with ozone levels that exceeded standards set by the EPA.
DME is non-toxic and non-carcinogenic and can be produced from natural gas (NG), coal, biomass, or even directly from carbon dioxide. Australia’s CSIRO and its equivalent in India, the Council of Scientific and Industrial Research ( CSIR ), have launched a three-year, A$6-million (US$5.6-million)
Among the transportation-related elements of US President Barack Obama’s new climate action plan, which he is outlining today in a speech at Georgetown University, is the development of new fuel economy standards for heavy-duty vehicles post-2018. A proposal for existing plants is due in 2014, with targeted file rule in 2015.
UC Berkeley chemists created the first such carbon-capture MOF in 2015, and subsequent versions have proved even more efficient at removing carbon dioxide from flue gases, such as those from a coal-fired power plant.
The US Department of Energy (DOE) selected Argonne National Laboratory to lead a consortium of university, private sector and national laboratory partners for a new, medium- and heavy-duty truck technical track under the US-China Clean Energy Research Center ( CERC ) Truck Research Utilizing Collaborative Knowledge (TRUCK) program.
A technical brief by Dr. John DeCicco at the University of Michigan Energy Institute shows that transportation is overtaking electricity generation as the largest source of US CO 2. per year over 2007-2015 due to the displacement of coal by natural gas, wind and solar for power production as well as energy efficiency gains.
Saint Professor at the University of California Berkeley. Related Maximilian Auffhammer View All Maximilian Auffhammer is the Avice M. His fields of expertise are environmental and energy economics, with a specific focus on the impacts and regulation of climate change and air pollution.
The new study is one of the first and most detailed investigations of emissions from fuel ethanol production, according to its lead author Joost de Gouw, a scientist at the Cooperative Institute for Research in Environmental Sciences at the University of Colorado Boulder and NOAA’s Earth System Research Laboratory in Boulder, Colorado.
A paper by a team from the University of Chicago and MIT suggests that technology-driven cost reductions in fossil fuels will lead to the continued use of fossil fuels—oil, gas, and coal—unless governments pass new taxes on carbon emissions. for oil, 24% for coal, and 20% for natural gas.
Results from the study also suggest that with sufficient coal plant retirement and sufficient wind power, controlled charging could result in positive net benefits instead of negative. A paper describing the work is published in the ACS journal Environmental Science & Technology. other parts of the US and the world could be different.
In Fiscal Year (FY) 2015, NETL issued two funding opportunities announcements (FOAs) to support programs that enable the development and deployment of this energy technology. The University of South Carolina. The Tennessee Technological University. Montana State University. The University of California, San Diego.
The study, involving researchers from the University of East Anglia (UEA) and colleagues in China and the United States, investigated how complex supply chains are distributing energy-intensive industries and their CO 2 emissions throughout the global South. The paper is published in Nature Communications. trillion) in 2014.
Researchers at Chalmers University of Technology, Sweden, have developed a method that can reduce the levels of mercury in sulfuric acid by more than 90%, even from low levels. According to a report from the United Nations Environment Programme (UNEP), emissions of mercury to the atmosphere increased by an estimated 20% from 2010 to 2015.
air emissions and oil displacement benefits) in the near term per dollar spent than PHEVs and battery-electric vehicles (BEVs) with large battery packs providing longer electric range, according to a new study by Carnegie Mellon University’s Jeremy J. Michalek and colleagues. All dollar values are in year 2010 US dollars.
Obama was delivering a speech on energy policy at Georgetown University. That’s why we’ve already doubled the number of alternative vehicles in the federal fleet, and that’s why, today, I am directing agencies to purchase 100% alternative fuel, hybrid, or electric vehicles by 2015. —President Obama.
PM emissions from current vehicles in Beijing could be reduced by approximately 19% by simply blending 20% synthetic diesel with currently available diesel, according to a new study by Tsinghua University, the Desert Research Institute in Nevada and Greyrock Energy, a developer of gas-to-liquids technology.
a joint venture between Pacific Northwest National Laboratory and the University of Maryland. Even with maximally feasible reductions phased in from 2015 to 2035, global mean temperatures in 2050 would be reduced by 0.16 °C, with a range of 0.04–0.35
CIRES is a partnership of NOAA and the University of Colorado Boulder. If leak rates are too high, natural gas does not compare favorably with one alternative, coal, in terms of climate impact. Overall, the team found that methane leaking from gas equipment totaled about 1.1% Where leak rates are low, the comparison favors natural gas.
the “carbon footprint” of electricity production and use), according to a new study by researchers at Carnegie Mellon University. Azevedo (2015) “Regional Variability and Uncertainty of Electric Vehicle Life Cycle CO2 Emissions across the United States” Environmental Science & Technology doi: 10.1021/acs.est.5b00815. Mili-Ann M.
million investment in 2015) in Carbon Recycling International ( CRI ), an Icelandic company which produces renewable methanol using recycled CO 2 emissions sourced from a local thermal power plant and hydrogen made by splitting water with electrolysis (Power-to-Methanol). Currently, China produces most of its methanol from coal.
In FY2017, IHI Group began, in partnership with Kobe University, the NEDO supported R&D project “Development of Production Technologies for Bio jet fuels / Pilot scale test on once through production process” to produce algae-based biofuel, using the hyper-growth Botryococcus braunii. Feedstock(s): Same as Annex A1.
A team at the University of Calgary (Canada) has compared the energy intensities and lifecycle GHG emissions of unconventional oils (oil sands and oil shale) alongside shale gas, coal, lignite, wood and conventional oil and gas. Class III fuels, high energy intensive fuels with percentage amount of fuel (energy) expended above 12%.
Leaded gasoline was a larger emission source of the toxic heavy metal lead than mining in South America, even though the extraction of metals from the region’s mines historically released huge quantities of lead into the environment, according to a study by researchers from the Paul Scherrer Institute PSI and the University of Bern.
The share of the world’s electricity generated by coal is expected to fall to less than 30% in 2040 from approximately 40% in 2016. per year; coal demand decreases about 2.4% From 1980 to 2015, there have been large gains in efficiency, though energy-related CO 2 emissions rose from 18 billion to 33 billion tonnes.
Until recently, the program had primarily focused on developing technologies that would allow US automakers to make production and marketing decisions by 2015 on hydrogen fuel cell-powered vehicles. In the view of the committee, pipeline, liquefaction, and compression programs are likely to have the greatest impact in the 2015 time frame.
That would pave the way for eventual scale-up to capturing CO 2 from natural gas plants, which produce emissions containing about 5% CO 2 , to the higher concentrations of coal-fired power plants. Long (2015) “Cooperative insertion of CO 2 in diamine-appended metal-organic frameworks” Nature doi: 10.1038/nature14327. We got lucky.
Just as PEV batteries are expensive, the utility infrastructure has finite capacity to meet ever-growing electricity needs, and the majority of this system is powered by coal and natural gas generators. Laboratories, Universities, Future Repurposers, and other Third Parties. —Mike Ferry, Center for Sustainable Energy. Resources.
Researchers at the University of Calgary (Canada) have developed the Petroleum Refinery Life-cycle Inventory Model (PRELIM). Annual GHG emissions from a large refinery are comparable to the emissions of a typical 500 MW coal-fired power plant. Credit: ACS, Abella and Bergerson. Click to enlarge.
Although the majority of the work with TICs was then related to space exploration, the focus of that report was the use of TICs with coal combustion. Stanford University, for example, has a thermionic energy conversion research effort underway as part of its Nano-electrochemical Systems (NEMS) group. eV (or 0.9 Shi-Jun Liang and L.
Stanford University scientists have created a new ultrahigh surface area three-dimensional porous graphitic carbon material that significantly boosts the performance of energy-storage technologies. Furthermore, they are generally synthesized from coal or biomass (e.g., coconut shell, rice husk) containing a large amount of impurities.
Researchers at George Washington University led by Dr. Stuart Licht ( earlier post ) have developed a new process that transforms CO 2 into a controlled selection of nanotubes (CNTs) via molten electrolysis; they call the process C2CNT (CO2 into carbon nanotubes).
coal-fired power plants) would either be required by the emissions cap. Methane (CH 4 ) emissions from landfills, livestock operations, or coal mines (GWP = 25). 192% higher in 2015) than if offsets could be used as prescribed by the bill. Although Congress could address GHG emissions with alternative policies—e.g.,
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