This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
This decline was due almost entirely to a drop in coal consumption. Coal-fired power generation fell by a record 18% year-on-year to its lowest level since 1975. An increase in natural gas generation offset some of the climate gains from this coal decline, but overall power sector emissions still decreased by almost 10%.
While there is global potential to generate renewable energy at costs already competitive with fossil fuels, a means of storing and transporting this energy at a very large scale is a roadblock to large-scale investment, development and deployment. Generation 2 moves the Haber-Bosch process to renewable sources of hydrogen.
By achieving this accelerated goal, GM expects to avoid the production of an estimated 1 million metric tons of carbon emissions that would have been produced between 2025 and 2030, equal to the emissions produced by burning 1 billion pounds of coal. Sourcing renewable energy is a critical component of GM’s plans to decarbonize.
Efforts to shift away from fossil fuels and replace oil and coal with renewable energy sources can help reduce carbon emissions but do so at the expense of increased inequality, according to a new study by researchers at Portland State University (PSU) and Vanderbilt University. —Julius McGee.
The United States used significantly less coal and petroleum in 2009 than in 2008, and significantly more wind power. Most of that energy is tied directly to electricity generation and thus helps decrease the use of coal for electricity production. The increase in renewables is a really good story, especially in the wind arena.
” “ Some have even suggested that coal state representatives in Washington should block any advancement of national health care reform legislation until the coal industry’s demands are met by the EPA, ”, wrote Byrd. That is a stubborn fact that vexes some in the environmental community, but it is reality.
Liquid Light unveiled its new process for the production of major chemicals from carbon dioxide, showcasing its demonstration-scale “reaction cell” and confirming the potential for cost-advantaged process economics. Further, Liquid Light’s process can sequester carbon when using energy sources such as solar, hydro, wind or nuclear power.
This decrease was driven largely by a decrease in emissions from fossil fuel combustion resulting from a decrease in total energy use in 2019 compared to 2018 and a continued shift from coal to natural gas and renewables in the electric power sector. The number of vehicle miles traveled (VMT) by light-duty vehicles (i.e.,
The US Department of Energy (DOE) has selected 8 research projects for funding that will focus on gasification of coal/biomass to produce synthetic gas (syngas) as a pathway to producing power, hydrogen, fuel or chemicals. will blend coal and biomass to develop a feedstock for co-gasification. Clean Coal Briquette Inc.
An illustration of the light-powered, one-step remediation process for hydrogen sulfide gas made possible by a gold photocatalyst created at Rice University. Each island was a gold nanoparticle about 10 billionths of a meter across that would interact strongly with a specific wavelength of visible light. —Naomi Halas.
Energy consumption by light-duty vehicles in the United States, AEO2013 and AEO2014, 1995-2040 (quadrillion Btu). Natural gas overtakes coal as the largest fuel for US electricity generation. In some areas, natural gas-fired generation replaces power formerly supplied by coal and nuclear plants. quadrillion Btu in 2012 to 12.1
The US Department of Energy’s (DOE) Office of Fossil Energy (FE) has selected four projects for cost-shared research and development under the funding opportunity announcement (FOA), DE-FOA-0002180, Design Development and System Integration Design Studies for Coal FIRST Concepts.
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. emissions are less important because of the low contribution of light duty vehicles to national PM 10 and PM 2.5
The EMS (Earth and Mineral Science) Energy Institute at Penn State has developed a conceptual novel process configuration for producing clean middle-distillate fuels from coal with some algal input with minimal emissions. Principal inputs are coal, water, non-carbon electricity, and make-up solvent. Schobert (2015) Click to enlarge.
Two studies—led by a team from Seattle City Light, Pacific Northwest National Laboratory (PNNL), and Sandia National Laboratories—are exploring the potential of shifting from fossil fuel to clean hydrogen as fuel to power medium-and heavy-duty vehicles. million DOE award, $150,000 City Light = $1.5 million project total).
For FY 2014, the Hydrogen Production sub-program continued to focus on developing technologies to enable the long-term viability of hydrogen as an energy carrier for a range of applications with a focus on hydrogen from low-carbon and renewable sources. There are multiple DOE offices are engaged in R&D relevant to hydrogen production.
Estimates of potential for gasoline consumption reduction in the US light duty fleet in 2020 and 2035 relative to 2007. Developing technologies for the conversion of biomass and coal-to-liquid fuels. Projected consumption assumes efficiency improvements in powertrain and vehicle are offset by increases in performance, size and weight.
Light duty vehicle fleet by type and average fuel efficiency. ExxonMobil expects that by 2040, hybrids and other advanced vehicles will account for nearly 50 percent of light duty vehicles on the road, compared to only about 1 percent today. Renewable fuels will see strong growth. Source: ExxonMobil Outlook. Click to enlarge.
All EV charging load is likely to reduce renewable curtailments between 25% and 75% based on when EVs are charged. It is likely, the researchers said, that capacity expansion in anticipation of additional load may mitigate the cost increase, particularly if the additional generation is renewable generation resources.
Existing US policies that stress energy efficiency and alternative fuels, together with higher energy prices, will curb energy consumption growth and shift the energy mix toward renewable fuels, according to the reference case for the Annual Energy Outlook 2010 ( AEO2010 ) released by the US Energy Information Administration (EIA).
Large scale production of methanol from natural gas and coal is a well-developed. Sufficient feedstock of natural gas and coal exists to enable the use of non-renewable methanol as a transition fuel to renewable methanol from biomass, they suggested. transitioned to the renewable methanol. use could be developed.
For example, states in the western US (WUS) generally produce a larger fraction of their electricity from renewable and/or “emission-free” sources (i.e., coal, oil, natural gas, and biomass). Summer fine particulate matter (PM 2.5 ) increases on average and largest in areas with increased coal-fired power generation demands.
per gallon, EV penetration in the US could reach 6% of the light-duty vehicle fleet by 2020, whereas with gasoline at $3.34, the EV share could be 9%. The majority of this has gone into renewable electricity generating capacity, which does not compete directly with oil. The share is less than 1% now.
From 2025 on, the company plans to source steel produced with up to 95% less CO 2 emissions and without requiring fossil resources such as coal. The BMW Group has now reached an agreement to this effect with the Swedish startup H2 Green Steel (H2GS), which uses hydrogen and only green power from renewable energies for steel production.
The decrease in CO 2 emissions from fossil fuel combustion was a result of multiple factors, including a continued shift from coal to natural gas, increased use of renewables in the electric power sector, and milder weather that contributed to less overall electricity use. above 1990 levels in 2007.
The five different fuel groups were those derived: from conventional petroleum; from unconventional petroleum; synthetically from natural gas, coal, or combinations of coal and biomass via the FT process; renewable oils; and alcohols. Alcohols, biodiesel and biokerosene offer no benefit for aviation.
Although US national energy policy was gridlocked, several individual US states opened up new opportunities in 2013: Hawaii Electric Light Company completed a geothermal Request for Proposals and is soon expected to announce the winner out of six bidders.
At the same time, total miles traveled per year by cars, sport utility vehicles (SUVs) and light trucks will increase about 60%, reaching about 14 trillion in 2040. As personal mobility increases, average new-car fuel economy (including SUVs and light trucks) will improve as well, rising from about 30 miles per gallon (7.83
The listing, which includes 85 organizations as of 22 January, is grouped into 13 categories, with the largest categories being energy storage (29 applicants); biofuels (17); and renewable power (13): Biofuels (17). Renewable Power (13). Building Efficiency (9). Carbon Capture (7). Conventional Energy (0). Energy Storage (29).
CRI, founded in 2006 in Reykjavik, Iceland, is developing technology to produce renewable methanol from clean energy and recycled CO 2 emissions. Geely is committed to achieving the long-term goal of zero emissions mobility through a diverse suite of new energy solutions, including renewable methanol vehicle technology. Earlier post.).
GREET now includes two e-fuel pathways with Fischer-Tropsch (FT) synthesis process and two e-fuel pathways for methanol (MeOH) production using CO 2 (from corn ethanol plants) and renewable H 2. PFAD to Renewable Diesel. A pathway of palm fatty acid distillate (PFAD) to renewable diesel (RD) is now added to the “BioOil” tab.
In a fairly bleak assessment of global progress towards low-carbon energy, the International Energy Agency (IEA) concluded that, despite a few bright spots such as the rapid expansion of renewable technologies and the growth of hybrid and EV sales, the progress is far below that required to achieve a 2 °C pathway—i.e., tCO 2 /toe).
In the IEO2011 Reference case the price of light sweet crude oil (in real 2009 dollars) remains high, reaching $125 per barrel in 2035. World production of unconventional resources (including biofuels, oil sands, extra-heavy oil, coal-to-liquids, and gas-to-liquids), which totaled 3.9 Renewable energy consumption increases by 2.8%
The Ugly Coal sucks, there's really no two ways about it. But not all use of coal is alike. The Good About half our electricity comes from coal, and that will change, at best, slowly as we move to renewables. That includes the worst, most coal dependent areas. Support knows no party.
Coal isn’t making much economic sense. Honda’s first electrified light-truck model—the 2020 Honda. Volkswagen has some electric urban hatchbacks in the works—based on its platform for affordable, mass-produced EVs. And we took Honda’s first hybrid crossover out for a drive.
Energy efficiency improvements and the increased use of renewables are other key factors that moderate the projected growth in energy-related greenhouse gas emissions. Beyond 2020, CAFE standards for both passenger cars and light-duty trucks are held constant. Energy consumption for light-duty vehicles grows from 16.7
However, although the state has made considerable progress decoupling economic growth from greenhouse gas (GHG) emissions, the rate of emissions decline appears to be slowing, due in part to a spike in transportation emissions attributed to an increase from light-duty vehicles. In 2015, California increased renewable electricity to 21.9%
The cost of electrofuels—fuels produced by catalyst-based systems for light capture, water electrolysis, and catalytic conversion of carbon dioxide and hydrogen to liquid fuels—remains far away from viable, according to a new analysis by Lux Research. Hydrogen-to-fuels. Hydrogen-to-fuels.
Promoting renewable energy and circular economy—including the shared use of vehicles and product design that supports reuse and recycling—will help maximize the benefits of shifting to electric vehicles, according to the report. —“Electric vehicles from life cycle and circular economy perspectives”. g CO 2 /km) since 2012.
Health and other non-climate damages by life-cycle component for different combinations of fuels and light-duty automobiles in 2005 (top) and 2030 (bottom). GHG emissions (grams CO 2 -eq)/VMT by life-cycle component for different combinations of fuels and light-duty automobiles in 2005 (top) and 2030 (bottom). Click to enlarge.
The plant will feature SGH2’s technology, which will gasify recycled mixed paper waste to produce green hydrogen that reduces carbon emissions by two to three times more than green hydrogen produced using electrolysis and renewable energy, and is five to seven times cheaper. That’s why our partnership with SGH2 is so important.
Left, global light-duty fleet in the electric-favoring case; right, the hydrogen-favoring case. Primary energy sources in model include fossil fuels (crude oil, natural gas, and coal); non-renewable non-fossil sources (nuclear); and renewable sources (hydroelectric, wind, solar, and biomass). Click to enlarge.
Ranges in passenger occupancy can easily change the relative performance of modes, with large aircraft performing better than light rail in some of the areas investigated. Samples of the findings include: Off-peak urban diesel buses has the largest energy consumption and GHG emissions per PKT, followed by the three light-duty vehicles.
The report’s findings suggest that renewable hydrogen could be produced for $0.8 When including the cost of storage and pipeline infrastructure, the delivered cost of renewable hydrogen in China, India and Western Europe could fall to around $2/kg ($15/MMBtu) in 2030 and $1/kg ($7.4/MMBtu) kg in most parts of the world before 2050.
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content