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The results of a new analysis by the International Council on Clean Transportation (ICCT) show that, when combined with a trend toward higher methane leakage and combustion slip, there is no climate benefit from using liquefied natural gas (LNG) as a marine fuel—regardless of the engine technology. First, it contains very little sulfur.
The US Environmental Protection Agency (EPA) has proposed new CO 2 standards for coal and natural gas-fired power plants. Through 2042, EPA estimates the net climate and health benefits of the standards on new gas and existing coal-fired power plants are up to $85 billion.
The US Environmental Protection Agency (EPA) proposed greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. The new international Airplane CO 2 Emission Standards adopted by ICAO in 2017 are prescribed in ICAO Annex 16, Volume III titled, Aeroplane CO 2 Emissions.
With the enactment of SB 1014 ( earlier post )—the Clean Miles Standard and Incentive Program—the California Air Resources Board (CARB) and the California Public Utilities Commission (CPUC) is to develop and to implement new requirements for transportation network companies (TNCs)—i.e.,
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. Preparing the US for the impacts of climate change. Earlier post.).
The US Environmental Protection Agency (EPA) reinstated California’s authority under the Clean Air Act to implement its own greenhouse gas (GHG) emission standards and zero emission vehicle (ZEV) sales mandate.
Jacobson, professor of civil and environmental engineering at Stanford University, suggests that carbon capture technologies are inefficient and increase air pollution. However, this research finds that it reduces only a small fraction of carbon emissions, and it usually increases air pollution. A study by Mark Z.
The FY 2011-2012 plan focused primarily on five areas of interest: sustainable communities; behavior and technology adoption; health and air pollution exposures; air pollution science; and greenhouse gas targets. The FY 2011-2012 Plan included four projects to support the goal of attaining air quality standards.
Schematic diagram of the trade-offs between the implications for regional air quality and global climate change of new policies for management of the atmosphere. The project builds upon the idea that air quality and climate change issues are linked through “one atmosphere”, an approach that demands coordination and multi-tiered approaches.
Truck manufacturers commit to meeting CARB’s zero-emission and criteria pollutant regulations in the state regardless of any attempts by other entities to challenge California’s authority. The Clean Truck Partnership, which includes Cummins, Inc.; Isuzu Technical Center of America, Inc.; Navistar, Inc.; PACCAR Inc.; Stellantis N.V.;
The 2022 amendments will require a variety of actions designed to reduce the pollution these units produce, and accelerate their transition to zero-emission technologies. The new requirements will help meet the current health-based ambient air quality standards across California, and further the state’s climate goals.
Moving to further strengthen California’s ties with China, California Air Resources Board Chairman Mary Nichols and Director of the Shenzhen Development and Reform Commission Xu Anliang signed a memorandum of understanding in Shenzhen that will expand cooperation at the subnational level to tackle global climate change.
Illustration of projected ozone changes in the South Coast region due to climate change in 2050. In a new report released by the California Air Resources Board, scientists from the University of California at Davis and Berkeley estimate that rising temperatures from climate change will increase ozone levels in California’s major air basins.
The President’s Council of Advisors on Science and Technology (PCAST) released a letter to President Obama describing six key components the advisory group believes should be central to the Administration’s strategy for addressing climate change. Both approaches are essential parts of an integrated strategy for dealing with climate change.
Among the many climate-related vulnerabilities that can impact its mission, the US Environmental Protection Agency (EPA) cites a likely increase in tropospheric ozone pollution as potentially making it more difficult to attain National Ambient Air Quality Standards ( NAAQS ) in many areas with existing ozone problems.
The Environmental Protection Agency (EPA) is finalizing the federal greenhouse gas (GHG) emissions standards for passenger cars and light trucks for Model Years (MY) 2023 through 2026. EPA is planning to initiate a separate rulemaking to establish multi-pollutant emission standards under the Clean Air Act for MY 2027 and later.
General Motors for the first time achieved perfect scores on both climate change data disclosure and performance submitted to CDP , the world’s only global environmental disclosure system. The CDP program enables management of greenhouse gas emissions and risks and opportunities associated with climate change. —GM CEO Mary Barra.
On the first day of a two-day board meeting—the second day of which (Friday 24 March) will consider the Advanced Clean Cars Midterm Review—the California Air Resources Board (ARB) took a number of climate and air quality actions. emissions by more than 20%.
The US Environmental Protection Agency (EPA) has proposed Clean Air Act standards to reduce CO 2 emissions from fossil-fuel fired power plants (electric utility generating units, EGUs). The proposed rulemaking establishes separate standards for natural gas and coal plants. In 2012, EPA issued a proposed standard for EGUs.
However, while greenhouse gases cause warming by trapping heat in the atmosphere, some aerosols can have a cooling effect on the climate because the aerosol particles cause more of the sun’s light to be reflected away from the planet. Error bars in b capture the standard error. Persad and Caldeira. This work is part of a larger $1.5-million
It is the only diesel engine operating on the road capable of meeting CARB’s 2027 regulation, which requires a 90% reduction in emissions of NO x compared to current standards. Achates Power is backed by the Oil and Gas Climate Investments, Saudi Aramco Energy Ventures, and other investors. Achates Power announced that the 10.6-liter,
Compared to the 2010 “Business as Usual” scenario—which includes all adopted emission control measures for the South Coast—NO x levels must be reduced by 65% and by 75% to meet the 2023 and 2032 ozone standards, respectively. California’s Climate Protection Strategies do not help meet NAAQS Standards.
Trend in emissions of air pollutants from transport in EEA-32: PM 2.5 , CO, SO x , NMVOC, NO x. Transport in Europe is still responsible for damaging levels of air pollutants and a quarter of EU greenhouse gas emissions, despite some progress in reducing the impacts from transport. Source: EEA. Click to enlarge. road fleet in 2010.
Global-mean temperature change caused by car exhaust emitted from gasoline and diesel engines specified in the previous and upcoming European vehicle emission standards (EURO 3, 4, 5, and 6). Passenger transport affects climate through various mechanisms involving both long-lived—i.e. black carbon, BC—climate forcers.
Black carbon (BC) from incomplete biomass and fossil fuel combustion is the most strongly light-absorbing component of particulate matter (PM) air pollution and a major climate-forcing emission. Air pollution mitigation efforts focusing on reducing combustion pollution are likely to have major benefits for climate and human health.
Policies incentivizing the private sector to push to develop innovative “clean” technologies are likely to play a key role in achieving climate stabilization. emissions standards and public R&D support, respectively). Respectively, Title IV of the 1990 Clean Air Act and the Ozone Transport Commission/NO x Budget Program.). Margaret R.
We find that in the most populous urban regions of Eastern and Central China, there are more than 60 days in a calendar year with surface ozone levels exceeding the Chinese national ozone air quality standard. Many countries regulate ozone because of the damage the pollutant does to plants and people.
New 2018 data from the California Air Resources Board (CARB) indicates that the state’s Low Carbon Fuel Standard (LCFS) continues to drive production of a growing volume of cleaner transportation fuels for California consumers. The standard provides consumers with a growing variety and volume of cleaner fuels. To date almost 3.3
As one of the outcomes of the “Three Amigos” meeting in Ottawa, Canada Prime Minister Justin Trudeau, US President Barack Obama, and Mexico President Enrique Peña Nieto committed to an “ambitious and enduring” North American Climate, Clean Energy, and Environment Partnership. Short-lived climatepollutants.
Ozone concentrations were lower than the levels capable of influencing pulmonary function, which is the main basis for current regulatory standards. They monitored indoor and outdoor ozone levels, along with other pollutants. In contrast, only 31 million Americans live in counties where other pollutants exceed EPA standards.
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 Euro IV and V standards are expected to be in place within 10 years.
The new metamodel is capable of efficiently simulating the urban concentration, surface deposition, and net export flux of these species that are important to human health and the global climate. Urban regions account for an ever increasing fraction of Earth’s population, and are consequently an ever increasing source of air pollutants.
The California Energy Commission approved nearly $70 million in funding to replace more than 200 old diesel school buses with all-electric buses that will reduce school children’s exposure to harmful emissions and help the state reach its climate and air quality goals. School buses are by far the safest way for kids to get to school.
The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. The light-duty vehicle category includes passenger cars and light trucks consistent with previous EPA criteria pollutant and GHG rules.
BC concentration varies significantly for repeated cooking cycles with same stove (standard deviation up to 50% of mean concentration) even in a standardized setup, highlighting inherent uncertainties in cookstove performance. Within the ND class, only microgasification stoves were effective in reducing BC.
A study published in Nature Climate Change suggests that thermoelectric power plants (i.e., nuclear and fossil-fueled generating units) in Europe and the United States are vulnerable to climate change due to the combined impacts of lower summer river flows and higher river water temperatures. Source: van Vliet et al.
ARB will hold a one-day workshop to discuss ARB staff’s preliminary thoughts and sources of information upon which to base the proposed standards and test procedures on 18 May, 2010, in El Monte, California. This second workshop will go into more detail in several areas related to criteria pollutant emissions and greenhouse gas emissions.
billion Fiscal Year 2021-22 Funding Plan for Clean Transportation Incentives is targeted to benefit lower income communities and those disproportionately burdened by environmental pollution. The remainder comes from the Air Pollution Control Fund and the Air Quality Improvement Program. Over half of the $1.5
Air quality co-benefits are additional to climate benefits realized from reduced CO 2 emissions.). In a paper published in the journal Nature Climate Science , the MIT researchers took a systems-level approach to analyzing how climate policies influence air quality, focusing on US emissions of O 3 and PM 2.5
Low-sulfur gasoline standards and regulations on power plants have successfully cut sulfate concentrations in the air, reducing the fine particulate matter that harms human health and cleaning up the environmental hazard of acid rain. The air in the United States and Western Europe is much cleaner than even a decade ago.
signed SB 1383 , establishing the nation’s toughest restrictions on super pollutants including black carbon, fluorinated gases and methane. The law is in addition to California’s existing raft of climate legislation. Reducing these pollutants can have a more immediate beneficial impact on climate change.
Proponents claim that if renewable electricity is used and CO 2 is captured from the air, then the e-gasoline and e-diesel are climate-neutral fuels that will also reduce pollution. A 10% blend was chosen due to existing fleet and EN228 standard compatibility. The emissions were compared to the standard E10 EU gasoline.
The US Environmental Protection Agency (EPA) released a proposed rulemaking for model year 2023-2026 light-duty vehicle greenhouse gas emissions standards, and outlined its plans to initiate a subsequent rulemaking to set standards for MY 2027 and beyond, to speed the transition of the light-duty vehicle fleet toward a zero emissions future.
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