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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.
Minnesota has become the latest state to adopt California clean car standards; the new standards were finalized by a notice in the state register on Monday. Original map from Minnesota Pollution Control Agency. The policy will implement two clean cars standards to reduce vehicle emissions.
Uber is adding more polluting car trips to already-clogged European cities such as London and Paris, new analysis by European NGOs suggests —contributing to air pollution and climate change and exploding the company’s sustainability claims. Source: “Europe’s giant ‘taxi’ company: is Uber part of the problem or the solution?”.
Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions). g/hp-hr NO x emissions). The work is described in a pair of SAE Technical Papers.
The US Environmental Protection Agency (EPA) is proposing new, stronger standards to promote clean air and reduce pollution from heavy-duty vehicles and engines starting in model year (MY) 2027. This proposed rulemaking builds on and improves the existing emission control program for on-highway heavy-duty engines and vehicles.
opposed-piston heavy-duty diesel engine has achieved performance results that comply with pending 2027 requirements of the US Environmental Protection Agency (EPA) and California to reduce sharply emissions of nitrogen oxides (NO x ). Achates Power’s innovative 3-cylinder, 10.6L Furthermore, the 10.6L Earlier post.).
Air pollution was responsible for 1.1 Air pollution was responsible for 1.1 Deaths attributable to household air pollution and ambient particulate matter (PM 2.5 ) air pollution in Ethiopia, Ghana, Rwanda, and overall in Africa, 1990–2019. The most disturbing finding was the increase in deaths from ambient air pollution.
A new report by the Union of Concerned Scientists (UCS) finds that the rising use of ride-hailing services is increasing carbon emissions, with ride-hailing trips producing nearly 70% greater emissions compared to the trips they are replacing. Error bars for bus and rail emissions represent variability among cities. Source: UCS.
More than half of all air-quality-related early deaths in the United States are a result of emissions originating outside of the state in which those deaths occur, MIT researchers report in a paper in the journal Nature. Electric power generation is the greatest contributor to out-of-state pollution-related deaths, the findings suggest.
New York City Clean Air Taxi rules are successful in cutting emissions and reducing air pollution, [link] to a new study by researchers at the Columbia University Mailman School of Public Health and Drexel University. exhaust emissions declined by 82% and 49%, respectively.
IPG’s project will demonstrate the role of Flameless Ceramic Turbine technology in bringing EV charging to high-use and remote locations through clean, cheap, grid-independent power generation. Not only can IPG’s technology deliver low-emission, pollutant-free energy on today’s cleaner fuels. —IPG CEO Toby Gill.
The US Environmental Protection Agency (EPA) has granted petitions to add 1-bromopropane (1-BP) to the list of hazardous air pollutants regulated under the Clean Air Act (CAA). This is the first time since 1990 that EPA has granted a petition to add a hazardous air pollutant to the CAA.
The West Coast Clean Transit Corridor Initiative , a study commissioned by a collaboration among nine electric utilities and two agencies representing more than two dozen municipal utilities, recommends adding electric vehicle charging for freight haulers and delivery trucks at 50-mile intervals along Interstate 5 and adjoining highways.
billion investment plan to support the transition to zero-emission transportation. Supported projects range from incentives for cleaner trucks and buses, and mobility options such as bike- and car-sharing, to consumer rebates for clean cars. billion for clean trucks and buses, and off-road equipment. Funded projects include: $2.2
Urban planners should plant hedges—or a combination of trees with hedges—rather than just relying on roadside trees if they are most effectively to reduce pollution exposure from cars in near-road environments, according to a new study from the University of Surrey. The best way to tackle pollution is to control it at the source.
billion investment plan that will increase access to clean vehicles and clean mobility options through a wide variety of projects that support the transformation of California’s vehicle and equipment fleet to zero-emission. The remainder comes from the Air Pollution Control Fund and the Air Quality Improvement Program.
The California Air Resources Board has adopted a first-in-the-world rule—the Advanced Clean Trucks ( earlier post )—requiring truck manufacturers to transition from diesel trucks and vans (Class 2b to Class 8) to electric zero-emission trucks beginning in 2024.
A team of researchers from the University of California, Berkeley; University of North Carolina, Chapel Hill; and University of Miami has analyzed the implications of California’s Clean Vehicle Rebate Project (CVRP) for emissions of greenhouse gases and criteria air pollutants, both in aggregate and in their distribution.
The California Energy Commission (CEC) approved a $95-million plan for critical clean transportation investments to expedite the adoption of zero-emission vehicles (ZEVs) and help the state reach its climate, air quality and other goals. million for ZEVs, as well as zero-emission infrastructure and related workforce development.
Virginia Ralph Governor Northam recently signed HB 1965 , legislation establishing a low-emission vehicle (LEV) and zero-emissions vehicle (ZEV) program in Virginia, making it the 15 th state to become a Clean Cars state.
Global Clean Energy Holdings, Inc., Fuels produced from the facility will result in significant reductions of both greenhouse gas (GHG) emissions and local air pollutants such as particulate matter. through a subsidiary, has purchased Alon Bakersfield Properties, Inc., a subsidiary of Delek US Holdings, Inc.
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.
The New Mexico Environmental Improvement Board (EIB) and the Albuquerque-Bernalillo County Air Quality Control Board (AQCB) have each adopted the Clean Car Rule after a joint public hearing. Their independent approval of the Clean Car Rule allows California’s Advanced Clean Cars to be implemented statewide in New Mexico beginning 1 July 2022.
Asphalt is a near-ubiquitous substance—it’s found in roads, on roofs and in driveways—but its chemical emissions rarely figure into urban air quality management plans. A new study now finds that asphalt is a significant source of air pollutants in urban areas, especially on hot and sunny days. —Khare et al.
A report published by the California Air Resources Board (CARB), in consultation with the California Energy Commission (CEC), shows California investments to clean up old, polluting school buses have already exceeded $1.2 billion over the next five years for zero-emission school buses and associated charging infrastructure.
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.,
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.
Air pollution in India resulted 1.67 million deaths in 2019—the largest pollution-related death toll in any country in the world—and also accounted for $36.8 The 2019 death toll attributed to air pollution in India accounted for 17.8% Pollution takes an enormous human toll in India. It is causing 1.67
The California Sustainable Energy Entrepreneur Development (CalSEED) program announced that the fourth cohort of innovative clean energy concepts has been approved by the California Energy Commission (CEC); 28 companies out of 212 were selected to receive grants of $150,000 each. Details of the 28 companies awarded a total of $4.2
The funds will support the deployment of thousands of zero-emission trucks, school buses and transit buses to deliver clean air benefits to communities hit hardest by the impacts of pollution from medium- and heavy-duty vehicles. —CEC Lead Commissioner for Transportation Patty Monahan. The newly approved plan includes: $1.7
Among the major pollutants, nitrogen oxide (NO x ) accumulation can cause severe respiratory diseases and imbalance in the Earth’s nitrogen cycle. Researchers from Korea and France have shown that iron–nitrogen-doped carbon is an efficient and durable electrocatalyst for selective nitric oxide reduction into hydroxylamine.
The US Environmental Protection Agency (EPA) announced a proposed determination that emissions of lead from aircraft that operate on leaded fuel cause or contribute to air pollution that may reasonably be anticipated to endanger public health and welfare. EPA is not proposing aircraft engine lead emission standards with this action.
A “well-to-wheel” life cycle assessment (LCA) by a team from synthetic fuels producer Greyrock ( earlier post ), and the National Renewable Energy Laboratory (NREL) has determined the potential reduction of greenhouse gases and criteria pollutantemissions from the use of synthetic fuels directly converted from flare gas. 0.37, 42.4,
The US Environmental Protection Agency (EPA) will evaluate whether emissions from piston-engine aircraft operating on leaded fuel contribute to air pollution that endangers public health and welfare. The agency plans to issue a proposal for public review and comment in 2022 and take final action in 2023.
It offers a view of the energy structures of the future, which will integrate systems to maximize energy use, generator profitability and grid reliability all while minimizing carbon emissions. Industrial-grade hydrogen is commonly produced today by stripping it from natural gas molecules, emitting carbon monoxide in the process.
The Clean Truck Partnership, which includes Cummins, Inc.; The terms of the Clean Truck Partnership include: CARB will align with EPA’s 2027 regulations for NO x emissions. Daimler Truck North America; Ford Motor Company; General Motors Company; Hino Motors Limited, Inc.; Isuzu Technical Center of America, Inc.; Navistar, Inc.;
in 2030 even if India were to comply with its existing pollution control policies and regulations. However, aligning sustainable development policies to the implementation of advanced emission control technologies could provide NAAQS-compliant air quality to about 85% of the Indian population. levels by 20-30% over the next five years.
pollution in the state. is especially burdensome in California and accounts for the greatest percentage of health impacts attributable to air pollution. This is the result of CARB’s programs that clean up cars and trucks, along with other programs including wood burning rules implemented by air districts. to predict PM 2.5
The California Air Resources Board has approved a multi-pronged regulation that will significantly reduce NO x emissions from heavy-duty diesel trucks. These trucks often idle, move slowly and make frequent stops—all actions that increase NO x emissions. —CARB Chair Mary D.
Heavy-duty trucks can emit drastically higher levels of pollution when not equipped with required emissions controls. Transport companies must comply with California’s rule to improve air quality and protect adjacent schools and communities from breathing these toxic pollutants. The company, headquartered in Thomasville, N.C.,
The indicator displays the concentration and pollution level of ultrafine particles (PM 2.5 ) inside the vehicle using integer numbers and colors for better visibility to the user: blue for 0 to 15 ?g/m g /m 3 while the function is active, the air-cleaning mode will run to purify the air in the vehicle. g/m 3 ; green for 16 to 35 ?
The California Air Resources Board on Friday approved the Innovative Clean Transit regulation (ICT) ( earlier post )—a first-of-its-kind regulation in the US that sets a statewide goal for public transit agencies to gradually transition to 100% zero-emission bus (ZEB) fleets by 2040.
FCA US designed a specific marketing campaign to market these vehicles to US customers as “clean EcoDiesel” vehicles with best-in-class fuel efficiency. FCA US referred to the manner in which it manipulated one method of emissions control as “cycle detection” and “cycle beating.” They await trial.
In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. —Cliff et al.
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