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CO 2 emissions from US coal-fired power plant could be phased out entirely by 2030 using existing technologies or ones that could be commercially competitive with coal within about a decade, according to a paper published online 30 April in the ACS journal Environmental Science & Technology. Credit: ACS, Kharecha et al.
The researchers found that while EVs do offer a very promising solution to energy issues due to their replacement of petroleum fuels, for now “ the high pollution levels of coal-fired power plants will trade off EVs’ potential energy benefits in China ”. The power of EVs is electricity from the grid.
Researchers at Penn State University have shown that certain ionic liquids can be used to fragment, disperse, and partially dissolve coal to such an extent that good contact can be made with catalyst particles by simply mixing these particles with the ionic liquid/coal dispersion for improved efficiency of liquefaction.
A new study by Michael Wang and Jeongwoo Han at Argonne National Laboratory and Xiaomin Xie at Shanghai Jiao Tong University assesses the effects of carbon capture and storage (CCS) technology and cellulosic biomass and coal co-feeding in Fischer-Tropsch (FT) plants on energy use and greenhouse gas (GHG) emissions of FT diesel (FTD).
Article ASAP doi: 10.1021/es903766w. Cunping Huang, Clovis A. Linkous, Olawale Adebiyi and Ali T-Raissi (2010) Hydrogen Production via Photolytic Oxidation of Aqueous Sodium Sulfite Solutions.
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.
Analysts at the US Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL) have developed harmonized meta-analyses of lifecycle greenhouse-gas emissions from coal, wind, solar and other energy technologies. Each article describes the details of the calculations for each step of harmonization. —Heath and Mann.
Researchers from the University of Strathclyde and the University of St. Natural gas or coal is used as the energy source of the ammonia industry. Scientific Reports 3, Article number: 1145 doi: 10.1038/srep01145. tons of CO 2 is released per ton of ammonia produced. million tons) in that year. Rong Lan, John T.
Although China and India remain the world’s largest consumers of coal, a new University of Maryland-led study found that China’s sulfur dioxide emissions fell by 75% since 2007, while India’s emissions increased by 50%. Most of the two countries’ sulfur dioxide emissions come from coal-fired power plants and coal-burning factories.
The JGR-Atmospheres Editors decided to provide a platform for this article because we believe that there is great scientific value in reviewing, assessing, and synthesizing a large body of existing literature, and by going beyond the conclusions that any individual paper can reach. In a special comment on the significance of the Bond et al.
ION Engineering , a start-up founded by scientists at the University of Colorado, is integrating room-temperature ionic liquid (RTIL) solutions into amine-based carbon capture and emissions control technology. Article ASAP doi: 10.1021/ie8016237 Sour,” or contaminated natural gas, represents more than half of worldwide reserves.
Increased availability of low CO 2 sources of electricity and hydrogen could counter-intuitively delay, rather than accelerate, a large-scale transition to an electric and/or hydrogen vehicle fleet, according to a new study by researchers from Ford Motor Company and Chalmers University of Technology in Sweden. Anderson, S. Mueller, M.
According to the findings by the team from the University of California, Santa Barbara and the Norwegian University of Science and Technology, published in the ACS journal Environmental Science & Technology , even the most land-use efficient biomass-based pathway (i.e.,
Researchers at the Norwegian University of Science and Technology (NTNU) are proposing a new process for producing synfuel from biomass using concentrating solar energy as its main energy source. For comparison, they also modeled the production of methanol using only biomass as a fuel and also using coal as source of both carbon and energy.
Researchers at the University of Colorado, Boulder and the National Renewable Energy Laboratory (NREL) modeled the emissions impact had plug-in hybrid electric vehicles (PHEVs) replaced light duty gasoline vehicles in the Denver, Colorado area in summer 2006. Article ASAP doi: 10.1021/es101076c. For other areas, where PM2.5
However, the use of coal-generated methanol as a practical alternative fuel is one of the most realistic options for China, because of the “oil-lean, gas-lacking, and coal-rich” structure of Chinese energy resources. Energy Fuels , Article ASAP doi: 10.1021/ef900974p. —Fan et al.
The increase in greenhouse gas concentrations is mainly caused by the way in which coal, oil and natural gas are being used and by deforestation. Progressing knowledge is published in new scientific journal articles and used in the next IPCC climate report; this information should not be in the errata. Theo Beckers, Tilburg University.
Engineers at the University of California San Diego have shed new light on the atomic-level mechanism of the sulfur embrittlement of nickel, a classic problem that has puzzled the scientific community for nearly a century. These are of broad technological importance. —Jian Luo.
Heretofore, pulling off that magic trick required the ability to detect light that had interacted with the genuine, real-world article. But scientists at Rice University, in Texas, have demonstrated a technique for zapping e-waste with bursts of electricity that heat the materials to feverish temperatures in a matter of seconds.
Researchers at the US Naval Research Laboratory (NRL) and the Center for Applied Energy Research at the University of Kentucky are investigating the hydrogenation of CO 2 using a conventional Fischer-Tropsch cobalt catalyst for the production of valuable hydrocarbon materials. Energy Fuels , Article ASAP doi: 10.1021/ef900275m.
The F-T wax can be manufactured using renewable energy and any carbon-containing resources including biomass, CO 2 , natural gas, coal—and the resulting carbon residue from the hydrogen-depleted wax. Thomas & P.
Egbert Adriaan Kreiken , a professor of astronomy at Ankara University , convinced the teenager that electronics engineering was going to be the “next big thing.” Gelenbe has spent his entire career in academia, and he has established a computer research lab at just about every university where he taught. That was in the late 1950s.
This article shows that including offsets in climate change legislation would likely make an emissions program more cost-effective by: (a) providing an incentive for non-regulated sources to generate emission reductions; and (b) expanding emission compliance opportunities for regulated entities. Transaction Costs. ALTERNATIVES TO OFFSETS.
A team of students from the Fulton Schools of Engineering at Arizona State University is helping to improve the air quality for nomadic communities in Mongolia. The students launched the initiative in 2020 after reading an article about the city’s air pollution in the Bulletin of the World Health Organization.
For a recent recap, have a look at this post-cave pre-final article that includes an interview with SubT Program Manager Tim Chung , but if you don't have time for that, the TLDR is that this week we're looking at both a Virtual Track as well as a Systems Track with physical robots on a real course. University of Nevada, Reno.
For instance, Alexandre Milovanoff at the University of Toronto and his colleagues’ research (which is described in depth in a recent Spectrum article ) demonstrates the U.S. In states (or countries ) with a high proportion of coal-generated electricity, the miles needed to break-even climb more.
This article discusses the process by which the UN approves carbon offsets and the flaws associated with this process. from Syracuse University College of Law (where he was recipient of the “Global Law & Practice Award” as the outstanding graduate in the areas of International Law and International Business Law) and a B.S.,
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).
Clean base load energy is particularly important since that is usually generated by nukes, burning coal or, in the case of Hawaii, oil. And as a timely follow up to my story above, read yesterday’s NY Times article on Hawaii’s plan for Electric Cars after the jump. This means it is a “base load&# energy.
The solutions involve reducing electricity usage; making coal plants more efficient; using hydrogen, carbon capture, and storage technologies; promoting the use of renewables; installing new types of nuclear reactors; and encouraging cross-border power transfers.
But while China has promised to take action to tackle emissions from the sector, it is lagging on targets to replace coal-fired blast furnaces with cleaner electric arc furnace (EAF) technology, which uses recycled scrap rather than iron ore as a raw material.
This sponsored article is brought to you by COMSOL. When we turn up the heat in our homes and workplaces, we must balance our personal need for warmth with the global impact of burning fossil fuels like oil, gas, coal, and biomass. As we try to objectively study nature, we are often reminded of how natural forces affect us personally.
Then, in 2009, I was recruited into Google’s effort to make renewable energy cheaper than coal (an initiative we called RE While that last project didn’t pan out as hoped, I learned a lot from it. In subsequent years I got interested in energy and was part of the design team for Google’s first energy-efficient data center.
A new analysis by Stanford University researchers, which is still under peer review, found that Redwood Materials’ recycling process produces up to 80% fewer emissions than the traditional supply chain using CO2 belching refineries.
The Green Piece Article, Tuesday 24 2009. So perhaps a partnership between the two countries, as was announced last week (see article ), is only natural and promises to be mutually beneficial. Writing in The Energy Collective , Simon Donner highlighted that the clean energy initiative also puts a clear emphasis on coal.
A new analysis by Stanford University researchers, which is still under peer review, found that Redwood Materials ‘ recycling process produces up to 80% fewer emissions than the traditional supply chain using CO2 belching refineries.
But its stock price plunged to around $1.50, and in February 2022, just before this article was published, the company announced a proposed merger with an early-stage biopharmaceutical company called Nano Precision Medical (NPM). They couldn’t tell the difference between a bright day at the beach and being in a coal mine in Pittsburgh.
During the Tunnel Circuit event, which took place in August 2019 in the National Institute for Occupational Safety and Health’s experimental coal mine, on the outskirts of Pittsburgh, many teams lost communication with their robots after the first bend in the tunnel. Drones allowed complete exploration of some of the larger caverns.
For instance, during periods of reduced solar irradiance or wind speed, traditional energy sources such as coal often experience a surge in production to meet demand. Yet, the inherent intermittency and variability of these sources pose a significant challenge to their widespread adoption.
I would say that electricity is a vastly superior fuel for the light vehicle fleet,” said Willett Kempton , a professor and alternative energy specialist at the University of Delaware. Are we going to burn more oil, natural gas, or (gasp) coal to produce it? Fifteen years ago, how many people had a cellphone?”
Coal trains and terminal operations add a significant amount of fine particulate matter (PM 2.5 ) pollution to urban areas—more so than other freight or passenger trains— according to a study conducted in Richmond, California, by the University of California, Davis. The results indicate coal trains add on average 8.32
Unlike Lithium, hydrogen is the most plentiful element in the universe ( Lithium is the key component in electric vehicle batteries). Hydrogen production as mentioned above is based on electrolysis, a chemical process that produces hydrogen which is a universal, light, and highly reactive fuel. So what is green hydrogen?
But its monumentally less pollution , even on the national (half-coal) grid. The Electric Power Research Institute (EPRI) estimates that the current power grid could handle many tens of millions of cars plugging in at off-peak hours before wed have any capacity issues [See EPRI article PDF ]. What about battery safety? How can I help?
Solar charging stations and Conventional charging stations (electricity from coal) comparison. When I went through some research articles, it showed that we could do finite analysis methods for the design improvements for Electric Vehicle chassis. Kindly read articles on researchgate or IEEE. Battery manufacturing etc.
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