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

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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.

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CARB approves first emissions reduction plans for three Southern California communities

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Residents living in the three communities are heavily impacted from high levels of air pollution sources including ports and inland warehouses traffic. The plans were developed under the requirements of AB 617, requiring community-driven action to identify, to monitor and to reduce air pollutants of specific concern to each of community.

Emissions 318
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San Pedro Bay Ports release draft of 2017 Clean Air Action Plan Update; $7-$14 billion price tag

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The ports of Los Angeles and Long Beach released the draft of their proposed 2017 C lean Air Action Plan (CAAP) Update. A preliminary analysis estimates the cost of implementing the 2017 CAAP at $7 billion to $14 billion. Reduce GHGs from port‐related sources to 80% below 1990 levels by 2050.

2017 150
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CMU study finds SOA levels in cities like LA will remain high despite cleaner cars; nonlinear relationship between SOA and NOx

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The study, led by CMU Professor Allen Robinson ( earlier post ), found a strongly nonlinear relationship between SOA formation and the ratio of non-methane organic gas to oxides of nitrogen (NO x ) (NMOG:NO x ). Robinson (2017) “Reducing secondary organic aerosol formation from gasoline vehicle exhaust” PNAS doi: 10.1073/pnas.1620911114.

Cleaner 191
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Aerial methane survey finds a fraction of point sources responsible for more than a third of California’s methane emissions

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Methane is a powerful greenhouse gas and is 25 times more effective than carbon dioxide at trapping heat over a 100-year period. While it does occur naturally, major human-generated sources include landfills, refineries, oil and gas fields, natural gas infrastructure, dairies and wastewater treatment plants.

Emissions 236
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California Energy Commission approves plans to invest nearly $500M in electricity R&D and alternative fuels

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Another is an annual clean transportation investment plan that is designed to spark innovation in projects that will help transform California’s fleet to meet greenhouse gas and clean air goals. This is the second EPIC investment plan and covers the years 2015-2017. Southern California Edison and San Diego Gas & Electric Co.

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California state agencies “rolling out carpet” for hydrogen electric vehicles

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Making the transition to cleaner, lower polluting near-zero and zero-emission vehicles is a critical component to addressing California’s clean air and climate challenges. The transportation sector accounts for about 40 percent of the state’s greenhouse gas emissions. Institute of Gas Technology (1 mobile refueling station).