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While oil will remain the most widely used fuel, overall energy demand will be reshaped by a continued shift toward less-carbon-intensive energy source as well as steep improvements in energy efficiency in areas such as transportation, where the expanded use of advanced and hybrid vehicles will help push average new-car fuel economy to 48 mpg (4.9
Biocoal exhibits the same energy density and material handling properties as coal, but unlike coal, it is carbon-neutral, contains no heavy metals, and produces less ash, smoke and volatile off-gases. Figure of person provided for scale. CSR plans to break the world record for steam locomotive speed, reaching 130 mph (209 km/h).
Although population-dense cities contribute less greenhouse-gas emissions per person than other areas of the country, these cities’ extensive suburbs essentially wipe out the climate benefits, according to a new study by Christopher Jones and Daniel Kammen at UC Berkeley. —Jones and Kammen.
Replacing a gasoline-powered ride-hailing vehicle with an electric vehicle can deliver three times the carbon benefits of a personally owned electric vehicle, according to a study by a University of California, Davis, researcher of Uber and Lyft data. The paper is published in the journal Nature Energy. Nat Energy (2020).
The collapse in world oil prices in the second half of 2014 will have only a moderate impact on the fast-developing low-carbon transition in the world electricity system, according to research firm Bloomberg New Energy Finance. Saudi Arabia burns up to 900,000 barrels of oil per day to generate over 50% of its electricity.
Sandia National Laboratories researchers recently delivered electricity produced by a new power-generating system to the Sandia-Kirtland Air Force Base electrical grid. The system uses heated supercritical carbon dioxide instead of steam to generate electricity and is based on a closed-loop Brayton cycle.
If we are to achieve carbon neutrality, we must pay attention to all parts of the “3R” process — Reduce, Reuse, and Recycle. For example, we hardly ever put gas into our RAV4 Prime PHEV, which has a battery ? In some parts of the world, people have access to highly renewable electric power and BEV rapid charging stations.
Ridesharing company Lyft—in collaboration with Environmental Defense Fund—has commited to reach 100% electric vehicles on the Lyft platform by 2030. The shift to 100% EVs for Lyft will mean transitioning all vehicles used on the Lyft platform over the next ten years to all-electric or other zero-emission technologies.
The E-KIZUNA Project, managed by the city in collaboration with a wide variety of stakeholders, aims to help fight global warming and realize a sustainable, low-carbon society through the popularization of electric vehicles. (In Constructing an electric charging safety net. Interior structure of MCHP1.0K2.
Electra has raised $85 million to produce Low-Temperature Iron (LTI) from commercial and low-grade ores using zero-carbon intermittent electricity. Electra’s process emits zero carbon dioxide emissions and carries zero green premium, meaning it will cost the same or less than existing production methods powered by fossil fuels.
ExxonMobil said extended its support of the MIT Energy Initiative’s (MITEI) low-carbon energy research and education mission by renewing its status as a founding member for another five years. With its renewed membership, ExxonMobil will expand its participation in MITEI’s Low-Carbon Energy Centers.
The National Low Carbon Fuel Standard (LCFS) Project has released two major reports that synthesize its findings from the past several years of work: a Technical Analysis Report (TAR) and Policy Design Recommendations.
Fuel Freedom is a non-partisan, non-profit organization dedicated to opening the fuel market to allow alternative fuels such as ethanol, methanol, natural gas and electricity fairly to compete with gasoline at the pump. We need to open the market to replacement fuels like methanol, ethanol and natural gas.
The California Air Resources Board (CARB) announced that greenhouse gas emissions in California in 2016 fell below 1990 levels for the first time since emissions peaked in 2004—a reduction roughly equivalent to taking 12 million cars off the road or saving 6 billion gallons of gasoline a year.
The consortium has been formed in parallel to a draft European Directive to promote the development of alternative fuels such as electricity and hydrogen, which is currently being considered by the European Parliament and the European Council.
The US Energy Information Administration (EIA) has released a new report, State-Level Energy-Related Carbon Dioxide Emissions, 2000-2010. The report shows a significant variation of energy-related carbon dioxide emissions across states on both an absolute and a per capita basis. tonnes of CO 2 per person), followed by North Dakota (80.4
To translate these behavioral changes into energy consumption and carbon dioxide emissions estimates. The economics of electric vehicle charging. In the transition toward a low-carbon transportation system, refueling infrastructure is crucial for the viability of any alternative fuel vehicle. —Jinhua Zhao.
He makes his living off cars that run out of gas or break down because of the inadequacies of the internal combustion gasoline powered engine. You think HE’s anxious to see electric cars replace fossil fueled vehicles? I’m thinking he likes our carbon-based economy just the way it is. Uncertainty.
Results of a lifecycle analysis by a team at the University of Michigan suggest that multiple types of natural gas-powered vehicles—i.e., Results of a lifecycle analysis by a team at the University of Michigan suggest that multiple types of natural gas-powered vehicles—i.e., —Dai and Lastoskie.
Well-to-wheel (WTW) greenhouse gas emissions for in situ SAGD and surface mining pathways generated employing GHOST/TIAX/ GHGenius combination and comparison with SAGD, mining and conventional crude oil literature pathways (all results are on a HHV basis). The diluent used in the dilbit can be natural gas condensate or naphtha.
The US Environmental Protection Agency (EPA) has released the 17 th annual US greenhouse gas (GHG) inventory. Total emissions of the six main greenhouse gases in 2010 were equivalent to 6,822 million metric tons of carbon dioxide. As the largest source of US greenhouse gas emissions, CO 2 from fossil fuel combustion has accounted for.
ExxonMobil projects that meeting future energy demand will be supported by more efficient energy-saving practices and technologies; increased use of less-carbon-intensive fuels such as natural gas, nuclear and renewables; as well as the continued development of technology advances to develop new energy sources. Source: ExxonMobil.
The outlook is developed by examining energy supply and demand trends in 100 countries, 15 demand sectors covering all manner of personal and business needs and 20 different energy types. Progress on curbing carbon dioxide emissions through 2040 will be led by OECD nations as energy demand declines and a shift to lower-carbon fuels occurs.
The rules explicitly exclude devices used to charge a motor vehicle that is powered by an electric motor drawing current from rechargeable storage batteries, fuel cells, or other portable sources of electrical current, and which may include a nonelectrical source of power designed to charge batteries and components.
The report highlights the importance of near-term action to ensure the long-term sustainability of personal mobility. Understanding the future of personal mobility requires an integrated analysis of technology, infrastructure, consumer choice, and government policy. —MITEI Director Robert C.
emissions (kg CO 2 person -1 yr -1 ) for a global sample of countries (2007) with a wide range of per capita incomes. Per capita transport CO 2 emissions are decomposed into the product of two terms: per capita LDV use (horizontal axis, veh-km person -1 yr -1 ) and propulsion carbon intensity (vertical axis, g CO 2 veh-km -1 ).
California’s latest greenhouse gas data shows that while the state continues to stay below its 2020 target for emissions, there is much more work to do to achieve carbon neutrality by 2045. tons per person to 10.7 tons per person in 2018, a 24% decrease. Transportation emissions declined 1.5
One label design prominently features a letter grade (ranging from A+ to D) to communicate the vehicle’s overall fuel economy and greenhouse gas emissions performance. A sample of the second proposed label for an extended range electric vehicle. Click to enlarge. Fuel Consumption: Combined city/highway gallons per 100 miles.
A study published by the Centre on Regulation in Europe (CERRE) has explored the possible impact of increased electrification of road transportation and domestic heating and cooking on the energy system (electricity and gas), as well as on CO 2 emissions and on GDP.
At the same time, energy efficiency gains and increased use of renewable energy sources and lower carbon fuels, such as natural gas, are expected to help reduce by half the carbon intensity of the global economy. The company forecasts modest gains for plug-in electric cars, with cost and functionality remaining barriers.
Total US greenhouse gas emissions by economic sector in 2011. The US Environmental Protection Agency (EPA) released its 18 th annual report of overall US greenhouse gas (GHG) emissions showing a 1.6% Total emissions of the six main greenhouse gases in 2011 were equivalent to 6,702 million metric tons of carbon dioxide.
The study, set in Singapore, suggests that better air quality will bring about climate co-benefits in reducing electricity generation via lower household demand, and thus mitigating carbon emissions. The findings showed that overall electricity demand grew by 1.1% measurements from the air-monitoring network. —Prof Salvo.
In a new study, a team from Carnegie Mellon University (CMU) and Ford Research and Advanced Engineering set out to determine the optimal mix for the fleet of mid-size personal vehicles in the US—while maintaining current driving patterns—with the goals of minimizing greenhouse gas emissions (GHG) or cost. From Traut et al.
Greenhouse gas (GHG) emission standards and CAFE standards increase new LDV fuel economy through model year 2025 and beyond, with more fuel-efficient new vehicles gradually replacing older vehicles on the road and raising the fuel efficiency of the LDV stock by an average of 2.0% per year, from 21.5 l/100 km) in 2012 to 37.2
While the mix shifts toward lower-carbon-intensive fuels, the world will need to pursue all economic energy sources, the report says. 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 l/100 km) in 2040. —T.J.
The transportation sector thus represents a significant fraction of total greenhouse gas (GHG) emissions both globally and in the US—light-duty vehicles (LDVs) are responsible for 17.5% of carbon dioxide (CO 2 ) emissions in the US. The analogous progression for CO 2 emissions is less clear. —Deutch and Moniz.
The EPA report is an authoritative reference for CO 2 emissions, fuel economy, and powertrain technology trends for new personal vehicles in the United States. Light-Duty Automotive Technology, Carbon Dioxide Emissions, and Fuel Economy Trends: 1975 - 2014. EPA Trends report. —EPA Trends report.
2012 Honda Civic Natural Gas. The all-new 2012 Honda Civic Natural Gas (formally known as the Civic GX), the only dedicated natural gas-powered passenger vehicle manufactured and sold in the US, will go on sale at qualified Honda dealerships nationwide on 18 October with a Manufacturer’s Suggested Retail Price (MSRP) starting at $26,155.
Your Creative Greenius has been working hard around my home and office to cut my needless electricity use. The difference that’s made in cutting my “phantom energy use&# has been serious in cutting my bill from SCE, not to mention my personalcarbon footprint.
Electric passenger cars currently cost €4K to €5K (US$5,079 to $6,349) more to their owners than an equivalent fossil fuel car over the vehicle’s lifetime, according to the latest policy brief from the International Transport Forum (ITF), an intergovernmental organization with 54 member countries at the OECD. Click to enlarge.
New research by Lawrence Livermore National Laboratory (LLNL), Carnegie Mellon University, SRI International and the University of Colorado at Boulder shows that drone-based delivery could reduce greenhouse gas emissions and energy use in the transportation sector. An open-access paper on the research appears in Nature Communications.
The funding is from California Climate Investments, a statewide initiative that puts billions of Cap-and-Trade dollars to work reducing greenhouse gas emissions, strengthening the economy and improving public health and the environment—particularly in low-income and disadvantaged communities.
The California Air Resources Board released the latest edition of the state’s Greenhouse Gas Emission Inventory , which shows that emissions fell by 1.5 After rising during the 2000s, the state’s overall greenhouse gas emissions fell in 2008 as a result of the recession. tons per person in 2001 to 12.0
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). This synthesis consumes only CO 2 and electricity, and is constrained only by the cost of electricity. —Ren et al.
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