Fuel tankering in commercial aviation is the practice of overfueling with less expensive fuel purchased at one airport to avoid purchasing more expensive fuel at another—in other words, flying with extra fuel on board to save money. Calculating the benefit of tankering is highly flight-specific; extra fuel increases the takeoff... Read more →


EPA reconsiders withdrawal of California’s waiver to enforce greenhouse gas standards for cars and light trucks

As directed in President Biden’s Executive Order 13990 on “Protecting Public Health and the Environment and Restoring Science to Tackle the Climate Crisis,” and in response to requests by states and other stakeholders, the US Environmental Protection Agency (EPA) is seeking public input on its reconsideration of the Agency’s 2019... Read more →


California Governor Gavin Newsom has directed the Department of Conservation’s Geologic Energy Management (CalGEM) Division to initiate regulatory action to end the issuance of new permits for hydraulic fracturing (“fracking”) by January 2024. Additionally, Governor Newsom requested that the California Air Resources Board (CARB) analyze pathways to phase out oil... Read more →


NHTSA proposes to withdraw its portions of Trump SAFE rule; enabling states to set GHG standards and ZEV mandates

The US National Highway Traffic Safety Administration (NHTSA) has proposed to withdraw its portions of the Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule issued under the Trump Administration (earlier post), which, among other things, sought to preempt states, including California, from issuing their own greenhouse gas emissions standards and zero-emissions vehicle... Read more →


UC report to CalEPA outlines policy options to decarbonize California transportation by 2045

A team of transportation and policy experts from the University of California released a report to the California Environmental Protection Agency (CalEPA) outlining policy options to significantly reduce transportation-related fossil fuel demand and emissions. Those policy options, when combined, could lead to a zero-carbon transportation system by 2045, while also... Read more →


Washington state legislature passes law establishing setting MY2030 target for 100% electric new LDV sales

The Washington State legislature has passed legislation that sets a target for all MY2030 or later passenger and light-duty vehicles sold in Washington State to be electric vehicles. The new law establishes the most aggressive such state goal in the US—five years ahead of California’s 2035 target. Clean Cars 2030... Read more →


When winter storms threaten to make travel dangerous, people often turn to salt, spreading it liberally over highways, streets and sidewalks to melt snow and ice. But a new study led by Sujay Kaushal of the University of Maryland warns that introducing salt into the environment—whether it's for de-icing roads,... Read more →


NTSB picks mandatory collision avoidance and connected vehicle technologies as one of most wanted transportation safety improvements

The National Transportation Safety Board has released its 2021 – 2022 Most Wanted List of Transportation Safety Improvements; one of the 10 items in the list was “Require Collision Avoidance and Connected Vehicle Technologies on All Vehicles”. These technologies include forward-collision warning and automatic emergency braking, which can warn the... Read more →


CARB to consider approving Clean Miles Standard for TNCs at May meeting; 90% eVMT, 0 gCO2/PMT by 2030

The California Air Resources Board (ARB) will conduct a public hearing on 20 May to consider approving for adoption of the proposed Clean Miles Standard—the first proposed regulation to address environmental requirements for ride-hailing services specifically. (Earlier post.) California’s Clean Miles Standard and Incentive Program of 2018 (SB 1014) directs... Read more →


California Assemblymembers introduce bill phasing out gasoline-fueled small off-road engines

California Assemblymembers Marc Berman (D-Menlo Park) and Lorena Gonzalez (D-San Diego) introduced legislation to phase out the sale of new gas-powered small off-road engines (SORE), which are primarily used in lawn and garden equipment, including leaf blowers, lawn mowers, and other outdoor power equipment. AB 1346 would require new sales... Read more →


Virginia becomes 15th Clean Cars state; LEV and ZEV program signed into law

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 15th state to become a Clean Cars state. HB 1965 directs the State Air Pollution Control Board to implement a LEV program for criteria pollutants and... Read more →


Eaton and Tenneco partner to produce new, integrated exhaust thermal management system to meet coming lower NOx standards

Power management company Eaton and Tenneco announced a joint development agreement between Eaton’s Vehicle Group and Tenneco’s Clean Air business group to produce an integrated exhaust thermal management system that will enable commercial truck and light vehicle manufacturers to meet upcoming emissions regulations. Across the globe, emission standards are tightening... Read more →


California ARB adopts 3-year research plan; net negative CO2; racial equity

The California Air Resources Board (CARB) adopted its Triennial Strategic Research Plan. The plan serves as a roadmap for research planning for fiscal years 2021-2024, and ensures that CARB’s research portfolio addresses policy and program needs. The Triennial Plan guides CARB’s annual selection of research contracts, which are fulfilled through... Read more →


UC transportation researchers offer to assist CARB with GHG reductions data analysis; Audit report “likely incorrect”

A group of 13 researchers from the University of California system have offered to assist the California Air Resources Board (ARB) with its analysis of greenhouse gas (GHG) emissions reduction data resulting from state programs and also to develop better long-term data collection and analysis tools. The group wrote to... Read more →


California agencies release report charting path to 100% clean electricity; need to triple grid capacity by 2045

The California Energy Commission (CEC), California Public Utilities Commission (CPUC) and California Air Resources Board (CARB) released the first joint agency report and a summary document examining how the state’s electricity system can become carbon-free by 2045. The report is the initial analysis called for in Senate Bill 100 (SB... Read more →


SEC creates enforcement task force focused on climate and ESG issues

The Securities and Exchange Commission (SEC) has created a Climate and ESG Task Force in the Division of Enforcement. The task force will be led by Kelly L. Gibson, the Acting Deputy Director of Enforcement, who will oversee a Division-wide effort, with 22 members drawn from the SEC’s headquarters, regional... Read more →


House Biofuels Caucus introduces two bills to grow biofuels markets

The co-chairs of the US House Biofuels Caucus introduced two new pieces of legislation to increase access to biofuels and to recognize fully their environmental benefits. Rep. Cindy Axne (IA-03) and Rep. Rodney Davis (IL-13) led introduction of the Renewable Fuels Infrastructure Investment and Market Expansion Act, which would expand... Read more →


CARB responds to State Auditor’s report; “doubling down”, new Scoping Plan in 2022

Earlier this week, the State Auditor of California released a report on an audit of the California Air Resources Board’s (ARB’s) transportation programs intended to reduce greenhouse gases. (Earlier post.) The report suggested that California might not meet its GHG reduction goals for 2030, determined that CARB must do more... Read more →


A report from the State Auditor of California finds that California may not successfully meet its upcoming greenhouse gas (GHG) reduction goal of 40% by 2030, which will require the State to reduce GHG emissions by nearly 40% over the next decade. Source: State Auditor Report Number: 2020-114 Although other... Read more →


Omnitek Engineering Corp. has received EURO VI-E certification for its OT13 heavy-duty natural gas engine. The 13-liter natural gas engine, which will be marketed worldwide in countries where this emissions requirement is mandated, can be utilized for truck and bus applications, and provides 420 hp and 1,960 N·m of torque—essentially... Read more →


Washington State House Committee advances legislation mandating all-electric new LDV sales by MY 2030

The Washington State House Transportation Committee voted 17-12 to advance legislation calling for all model year 2030 or later passenger and light-duty vehicles sold in the state to be electric vehicles (EVs). Clean Cars 2030 (HB 1204) sets the first state-legislated 2030 phaseout target for automotive combustion engines in the... Read more →


EPA switches stance to support Tenth Circuit’s Renewable Fuels Association Decision

The US Environmental Protection Agency (EPA) announced that, after careful consideration of the 2020 decision of the US Court of Appeals for the Tenth Circuit in Renewable Fuels Association et al. v. EPA, 948 F.3d 1206 , EPA now supports that court’s interpretation of the renewable fuel standard (RFS) small-refinery... Read more →


Virginia Legislature passes Clean Car Standards bill; to Governor for signing

At the end of last week, the Virginia State Senate passed HB 1965, which directs the State Air Pollution Control Board to implement a low-emissions and zero-emissions vehicle program for motor vehicles with a model year of 2025 and later. With this rule, Virginia joins 14 other states and the... Read more →


EU should target 1M EV public chargers by 2024, 3M by 2029 say carmakers, environmentalists and consumer groups

In a common letter, the European Automobile Manufacturers’ Association (ACEA), Transport & Environment (T&E) and the European Consumer Organization (BEUC) asked the EU climate, transport, industry and energy commissioners to use this year’s revision of the Alternative Fuels Infrastructure Directive (AFID) to require 1 million public charging points across the... Read more →


Bi-partisan bill in Senate to advance deployment of renewable fuel infrastructure, expand access to higher biofuel blends

US Senators Amy Klobuchar (D-MN) and Joni Ernst (R-IA) reintroduced bipartisan legislation to create a renewable fuel infrastructure grant program and streamline regulatory requirements to help fuel retailers sell higher blends of ethanol. The Renewable Fuel Infrastructure Investment and Market Expansion Act of 2021 would authorize $500 million over 5... Read more →


Two bi-partisan bills to speed adoption of advanced biofuels re-introduced to Senate

US Senator John Thune (R-SD) has re-introduced two bills intended to speed the adoption of biofuels. The first, with co-sponsor Senator Jeanne Shaheen (D-NH) would approve certain advanced biofuel registrations that have gone without approval by the Environmental Protection Agency (EPA) despite the fuels already being successfully used in at... Read more →


Washington state legislature considering bill mandating all-electric LDVs after MY 2030

The Washington state legislature held a public hearing on Clean Cars 2030, a bill reintroduced with 27 co-sponsors. The bill, HB 1204/SB 5256, requires all model year 2030 or later passenger and light-duty vehicles sold in Washington State to be electric. Since the bill was introduced last year as the... Read more →


California DMV authorizes Baidu to test driverless vehicles in Sunnyvale

The California Department of Motor Vehicles issued a permit to Baidu USA LLC, authorizing the company to test driverless vehicles on public roads in Sunnyvale. While Baidu has had state authority to test autonomous vehicles with safety drivers since 2016, the new permit allows the company to test three autonomous... Read more →


A new study by the European Automobile Manufacturers’ Association (ACEA) has found that there are currently 6.2 million medium- and heavy-duty commercial vehicles on the EU’s roads, the average age of which is 13 years. Almost 98% of all these trucks run on diesel, according to the 2021 Vehicles in... Read more →


Audi models in Europe now Euro 6d compliant; twin-dosing for diesel, GPFs for gasoline

As of the beginning of 2021, Audi has converted its European vehicle range to the level of the Euro 6d emission standard. All models included in the currently valid sales program comply with the strict limits of the Euro 6d-ISC-FCM standard. Currently, 193 models are certified according to the new... Read more →


Toyota to pay $180M penalty for Clean Air Act reporting violations

The United States has filed and simultaneously settled a civil lawsuit against Toyota Motor Corporation, Toyota Motor North America Inc., Toyota Motor Sales USA and Toyota Motor Engineering & Manufacturing North America for systematic, longstanding violations of Clean Air Act emission-related defect reporting requirements, which require manufacturers to report potential... Read more →


NHTSA issues final rule to modernize autonomous vehicle safety standards

The US Department of Transportation’s National Highway Traffic Safety Administration issued a final rule to modernize numerous Federal Motor Vehicle Safety Standards (FMVSS) and to clarify ambiguities in current occupant protection standards for vehicles equipped with automated driving systems that are designed without traditional manual driver controls. The rule amends... Read more →


Power management company Eaton has introduced a complete suite of solutions from its Vehicle Group to reduce vapor emissions produced during the refueling of gasoline-powered vehicles. Industry data reveals that significant amounts of hydrocarbons are commonly forced out through the filler neck and released into the atmosphere while a gasoline-powered... Read more →


Renewable diesel producer AltAir settles with ARB over LCFS violations

The California Air Resources Board announced a settlement with AltAir-Paramount, LLC addressing reporting violations under the Low Carbon Fuel Standard (LCFS). The settlement is valued at $132,500. AltAir produces renewable diesel and renewable jet fuel from tallow at its facility in Paramount, CA. CARB staff determined that Altair made unauthorized... Read more →


Daimler Trucks NA to pay $30M penalty for slow recalls

The National Highway Traffic Safety Administration announced a consent order with Daimler Trucks North America following an investigation that found the company failed to recall vehicles in a timely fashion and to comply with other reporting requirements. The consent order includes a total civil penalty of $30 million. The consent... Read more →


The US Environmental Protection Agency (EPA) finalized greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. This action will align US standards with the international carbon dioxide emissions standards already set by the International Civil Aviation Organization (ICAO). In its technical support document for... Read more →


3 East Coast states and DC first to participate in TCI-P cap-and-invest program for transportation

The governors of Massachusetts, Connecticut, and Rhode Island, and the mayor of the District of Columbia announced that theirs will be the first jurisdictions to launch a new multi-state program that the principals expect will invest some $300 million per year in cleaner transportation choices. The Transportation and Climate Initiative... Read more →


EEB report finds only Belgium and Slovakia on track to meet EU air pollution targets

All of the EU’s member states but two have failed to show how they will slash air pollution to comply with the emissions limits set out in the EU’s National Emission Ceilings Directive, according to a new report from the European Environmental Bureau (EEB). The EEB report—National Air Pollution Control... Read more →


Wear and tear from brakes, tires and road surfaces will soon overtake car exhaust fumes as the leading source of fine particles released into the air by road traffic, according to a new OECD report. Heavy electric vehicles with long-distance batteries could compound the problem even as they slash emissions... Read more →


California introduces first-in-nation rules to reduce climate “super pollutants” from commercial refrigeration, air conditioning equipment

The California Air Resources Board recently approved first-in-the-nation rules to curb the impact of hydrofluorocarbon (HFC) refrigerants. HFCs are synthetic gases that are used in a variety of applications, but mainly to replace ozone-depleting substances in aerosols, foams, refrigeration and air-conditioning. HFCs are considered to be super pollutants because they... Read more →


EC proposes modernizing EU legislation on batteries to enhance sustainability and safety

The European Commission is proposing modernizing EU legislation on batteries; this would be the first initiative delivered among the actions announced in the new Circular Economy Action Plan. Batteries that are more sustainable throughout their life cycle are key for the goals of the European Green Deal and contribute to... Read more →


Ethanol producers call for increased octane in new efficiency rules

Several ethanol producers from Iowa and South Dakota—representing more than one billion gallons of capacity—called on the ethanol community to focus their near term advocacy efforts on fuel efficiency rules that are likely to be a top priority for the incoming Biden Administration. In an open letter to the ethanol... Read more →


In a new report, the US Environmental Protection Agency (EPA) Air Enforcement Division (AED) estimates that the emissions controls have been removed from more than 550,000 diesel pickup trucks in the last decade. The AED report includes only tampering that involves the complete removal and disablement of emissions controls hardware.... Read more →


CARB approves significant changes to stationary source emissions reporting requirements; reportable chemicals approximately triple to more than 1300

The California Air Resources Board has approved significant changes to the requirements for reporting emissions from stationary sources to help communities assess air pollution at a local level. The improvements to the emission inventory will help with prioritizing efforts to further reduce emissions of pollutants that cause smog as well... Read more →


EPA collects penalties for alleged automobile ‘defeat device’ violations by two Iowa companies

The US Environmental Protection Agency (EPA) has reached settlements with two Iowa companies for allegedly tampering with car engines to render emissions controls inoperative, in violation of the federal Clean Air Act. According to EPA, Menzel Enterprises Iowa Inc. of West Des Moines installed “defeat devices” in at least five... Read more →


EEA: 3/4 of EU urban population exposed to toxic air as governments fail to cut emissions

Most Europeans living in cities are still breathing air that is dangerous to their health, according to the European Environment Agency (EEA) in a new report; governments are not doing enough to cut toxic emissions at source, campaigners warn. Data show that harmful emissions, especially from farming and domestic heating,... Read more →


IMO Environment Committee approves draft mandatory regulations to cut ship carbon intensity; technical and operational

The International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC) has approved draft new mandatory regulations to cut the carbon intensity of existing ships. This builds on current mandatory energy efficiency requirements to further reduce greenhouse gas emissions from shipping. The MEPC also agreed the terms of reference for assessing... Read more →


NHTSA seeking public comment on automated driving system safety principles

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) is seeking public comment on the potential development of a framework of principles to govern the safe behavior of automated driving systems (ADS) in the future. The advance notice of proposed rulemaking (ANPRM) was submitted to the Federal Register... Read more →


China-based study concludes using political incentives to fight pollution is costly and inefficient

Many of China’s environmental regulations set targets for local governments that are used to evaluate the possibility of promotion for local officials. A new study shows that this well-intentioned centralized system of regulating may be ineffective in reaching national goals. The study looked at water quality regulations and found that... Read more →


Study associates acute exposure to higher ozone levels to higher risk of cardiac arrest

Exposure to higher ozone concentrations in the air is significantly associated with a higher risk of out-of-hospital cardiac arrest (OHCA), according to preliminary research to be presented at the American Heart Association’s Resuscitation Science Symposium 2020. The virtual meeting is being held 14-16 November 2020 and will feature the most... Read more →