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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.
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. The error bars for ride-hailing represent uncertainty in the percentage of deadheading miles.
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.
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.
A new NOAA study covering four decades of tropical cyclones found that reducing particulate air pollution in Europe and North America has contributed to an increase in the number of tropical cyclones in the North Atlantic basin and a decrease in the number of these storms in the Southern Hemisphere. Credit: NOAA.
The California Air Resources Board last week approved the final proposed 2022 Scoping Plan ( earlier post ), a roadmap to reduce demand for petroleum by 94%, cut air pollution by 71%, reduce greenhouse gas emissions 85%, and reach carbon neutrality by 2045.
NITI Aayog, the Government of India’s official think tank, with support from RMI and RMI India, has launched a campaign to transform last-mile deliveries and eliminate pollution through consumer engagement. We will promote awareness about health, environmental and economic benefits of electric vehicles through the Shoonya campaign.
King County Metro, the public transit authority of King County, Washington, which includes the city of Seattle, will soon begin testing long-range battery-powered buses that can travel more than 140 miles on a single charge, the latest milestone toward a zero-emission fleet.
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) and the US Department of Transportation (DOT) formally unveiled their joint proposal to set stronger fuel economy and greenhouse gas pollution standards for Model Year 2017-2025 passenger cars and light trucks. The 163 g/mile limit would be equivalent to 54.5 mpg US (5.87 mpg US (5.87
The tractor configuration of the DAF CF Electric features a VDL 210 kW nominal / 240 kW (peak) motor that delivers 2,000 N·m of torque and a 350 kWh (315 kWh effective) battery pack that supports a range of up to 220 km / 137 miles and can fast charge at 250 kW. tonnes of CO 2 e per year.
IKEA Canada has partnered with technology-enabled logistics and last-mile delivery provider, Second Closet, which will begin integrating zero-emission trucks into its fleet for IKEA home deliveries in several markets across Canada. This will enable IKEA to achieve 20% of its zero-emission delivery goals.
Results of a new study suggest that emissions particle emissions from airplane traffic at Los Angeles International Airport (LAX) are a major source of particle number (PN) concentrations in the Los Angeles area that are of the same general magnitude as the entire urban freeway network. 6 miles) downwind. 790 km (174-491 miles).
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.
Emissions from farms outweigh all other human sources of fine-particulate air pollution in much of the United States, Europe, Russia and China, according a new study published in Geophysical Research Letters , a journal of the American Geophysical Union. micrometers across, about 1/30 the width of a human hair.
A new study led by researchers at the University of North Carolina at Chapel Hill has found that deaths related to air pollution in the US were nearly halved between 1990 and 2010. This study demonstrates that those changes have had a real impact with fewer people dying each year due to exposure to outdoor air pollution.
The US Environmental Protection Agency (EPA) finalized its Tier 3 emission standards for gasoline sulfur content; evaporative emissions; and tailpipe emissions from passenger cars, light-duty trucks, medium-duty passenger vehicles, and some heavy-duty vehicles. Tailpipe emissions. Earlier post.).
Regional haul trucks, for the purpose of this solicitation, have daily ranges of 200 to 400 miles on a single charge or refueling event and are designed for day-use and typically return to a home base each night. CARB funding will be allocated towards the purchase of on-road zero-emission Class 8 trucks.
Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.
Researchers from Carnegie Mellon University and the University of Pittsburgh have found that the air pollution and greenhouse gas costs of shipping crude by rail are nearly twice as large as those for oil pipelines. Air pollution and greenhouse gas damages for transportation by railroad and pipelines to the gulf coast. Clay et al.
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.
The California Air Resources Board approved a measure that will require most newly manufactured small off-road engines (SORE) such as those found in leaf blowers, lawn mowers and other equipment be zero emission starting in 2024. Despite their small size, these engines are highly polluting.
In this configuration, the second-generation fuel cell system delivers more than 300 miles of range at a full load weight of 80,000 lbs., all while demonstrating exceptional drivability, quiet operation, and zero harmful emissions. This is an important step in the transition to emissions-free heavy-duty trucks.
A new study led by University of Chicago researchers finds an association between exposure to environmental pollution and an increase in the prevalence of neuropsychiatric disorders. Our studies in the United States and Denmark show that living in polluted areas, especially early in life, is predictive of mental disorders.
The mayors of London, Paris, Los Angeles, Copenhagen, Barcelona, Quito, Vancouver, Mexico City, Milan, Seattle, Auckland and Cape Town have pledged to procure only zero-emission buses from 2025 and ensure that a major area of their city is zero emission by 2030. Reduce the number of polluting vehicles on city streets.
Southern California Gas Company (SoCalGas) announced it will be working together with Sierra Northern Railway, Gas Technology Institute (GTI), and other technical experts to develop and test a zero-emission hydrogen fuel cell engine for a switcher locomotive. Earlier post.). SoCalGas is committing another $500,000 to advance the research.
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. This mode is used when the aftertreatment system is not yet active to make sure the tailpipe emissions remains very low. Achates Power announced that the 10.6-liter,
A new study by the International Council on Clean Transportation (ICCT) estimates heavy fuel oil (HFO) use, HFO carriage, the use and carriage of other fuels, black carbon (BC) emissions, and emissions of other air and climate pollutants for the year 2015, with projections to 2020 and 2025. Click to enlarge. —Comer et al.
Irizar has manufactured a liquid natural gas (LNG) i4 model coach with a range of more than 1000 kilometers (621 miles) for intercity or short distance routes. They comply with regulation R66.02 and the components and the installation meet all the safety protocols according to regulation 110.
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.
Additional benefits include reduction of carbon emissions and noise. The vehicles have a range of up to 75 miles and primarily will deliver packages to customers in Sacramento, San Bernardino, Ceres, Fresno and Bakersfield.
The California Air Resources Board (CARB) has approved the US’ first standard to transition ride-hailing fleets to zero-emission vehicles by 2030. The Clean Miles Standard (CMS) ( earlier post ) sets electrification and greenhouse gas emission targets for transportation network companies (TNCs)—e.g., Uber and Lyft.
The FLXdrive battery-electric locomotive is a defining moment for freight rail and will accelerate the industry toward low- to zero-emission locomotives. illion grant from the California Air Resource Board (CARB) awarded to Wabtec, BNSF and the San Joaquin Valley Air Pollution Control District.
The tractor’s hydrogen tank can hold 67 kg of hydrogen with the battery providing 72 kWh for a gross combined weight of 37,200 kg to deliver an average range of more than 450 miles per tank. Last year, Hyundai Motor also announced its NorCal Zero project, also known as Zero-Emission Regional Truck Operations with Fuel Cell Electric Trucks.
Cornell engineers have developed machine learning models to simplify and reinforce models to calculate the fine particulate matter (PM 2.5 ) contained in urban air pollution. Previous methods to gauge air pollution were cumbersome and reliant on extraordinary amounts of data points. —Desai et al.
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. By 2045, every new truck sold in California will be zero-emission.
Ideal for last mile delivery of foods, medicines, vaccines and other perishables, this solution was first launched in Europe, Middle East and Africa (EMEA). Trane Technologies’ Thermo King has the largest range of zero and low-emission transport temperature control solutions in the industry.
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.
This puffy line is not just exhaust from the engine, but a change in the clouds that’s caused by small airborne particles of pollution. Pollution from ships creates lines of clouds that can stretch hundreds of miles. The calculated concentration of cloud droplets without emissions along the shipping route (yellow line).
EPA’s investigation, prompted by community concerns as well as ongoing investigations by state and local agencies, found that Exide violated the Clean Air Act’s lead emissions standards on more than 30 occasions. In addition, excess emissions were monitored on or about 9 September 2013, 18 September 2013, and 2-3 January 2014.
A new report by the UK’s Office for National Statistics (ONS) finds that greenhouse gas (GHG) emissions from road transport in the UK rose by 6% from 1990 to 2017. The increase—albeit lower than the increase in road traffic—highlights the significant challenge in reducing emissions from road transport, the report says.
According to the R&D engineer of this project, hydrogen fuel cell construction vehicles have five important advantages: The realization of zero pollution with only water and heat being discharged. A set of hydrogen cylinders with a combined capacity of 1,680 L ensures a driving distance of more than 500 kilometers (311 miles).
Five technology paths for very-low-NO x and GHG emissions from heavy-duty natural gas engines. The “Pathways to Near-Zero-Emission Natural Gas Heavy Duty Vehicles” report, authored by GNA on behalf of Southern California Gas Co. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels. Click to enlarge.
In addition to being easier and cheaper to maintain, many EVs deliver better acceleration compared to gas-powered vehicles, and don’t pump harmful pollution into our air. For this report, ‘vehicle lifetime’ was defined as 200,000 miles. Average maintenance/repair costs over vehicle lifetime.
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