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Chalmers study finds ship exhaust gas scrubbers responsible for up to 9% of certain hazardous emissions into Baltic Sea

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New research from Chalmers University of Technology, Sweden, finds that the discharge water from ships’ exhaust gas treatment systems—i.e., A scrubber is used on ships to clean exhaust gases, primarily to reduce emissions of sulfur oxides to the atmosphere.

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Eaton contributing to ZET Coalition clean air initiative with lineup of emission-reducing and electric vehicle technologies

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The recommendations call for an increased federal role and funding of more than $2 billion, including a national point-of-sale incentive program to help drive the near-term production of zero-emission medium- and heavy-duty vehicles (MHDVs), including clean trucks and buses, in the United States.

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EPA grants waivers for California’s on-highway heavy-duty vehicle and engine emission standards

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Under the Clean Air Act, California is afforded broad discretion to adopt emissions requirements to meet its significant air quality challenges, but the state must seek waivers from EPA for new motor vehicle emission standards.

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Cummins Westport announces MY 2018 natural gas engine line-up; near zero NOx

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Cummins Westport (CWI) announced its model year 2018 dedicated natural gas engines for regional haul truck / tractor, vocational and transit, school bus, and refuse applications at the Alternative Clean Transportation (ACT) Expo in Long Beach, California. NO x exhaust emissions are 90% lower than the current EPA NOx limit of 0.2

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Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

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With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company. Despite the severe business and political ramifications of the event, Volkswagen persevered with its diesel engine development, and in 2018, the 2.0L

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Santa Monica signs 5-year deal with Clean Energy for renewable LNG for bus fleet; deploying CWI Near-Zero NOx engine

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The City of Santa Monica, California has awarded Clean Energy a multi-year liquefied natural gas (LNG) contract to fuel its Big Blue Bus (BBB) fleet of vehicles. BBB began using Redeem by Clean Energy in January 2015. version that is also EPA and ARB certified for the heavy-duty trucking industry in 2018. Earlier post.).

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California ARB posts discussion document for developing Advanced Clean Transit (ACT) regulation

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for upcoming workshops on the development of the Advanced Clean Transit (ACT) regulation. ARB staff Staff is evaluating four potential broad elements to the Advanced Clean Transit regulation: Require Zero Emission Bus Purchases. This work will be completed as part of development of the Advanced Clean Transit regulatory proposal.

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