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UCS: ride-hailing trips can produce nearly 70% greater emissions compared to private car trips

Green Car Congress

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.

Emissions 543
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Volvo Cars introduces new in-car Advanced Air Cleaner technology; measures PM2.5 inside cabin

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The company’s new Advanced Air Cleaner technology comes with a sensor that measures PM 2.5 Available on all 90 and 60 Series Volvo models based on the Scalable Product Architecture (SPA) since this spring, the Advanced Air Cleaner cleans out fine particulate matters from the cabin. In China, where PM 2.5

Cleaner 418
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As states use less coal for electricity, driving electric vehicles becomes even cleaner

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The calculated relative amounts of well-to-wheels emissions of greenhouse gases from eight different energy sources are shown in the table below. These results indicate that coal and oil are the energy sources leading to most emissions, and that hydro, wind, and nuclear are the energy sources leading to least emissions.

Coal 435
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CARB approves 2022 Scoping Plan; aggressive targets for reductions in petroleum use, air pollution and greeenhouse gas emissions

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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.

Pollution 304
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US EPA awards $9.6M in DERA grants to reduce harmful diesel emissions in California

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million in Diesel Emission Reduction Act (DERA) grants to public and private partners in California. The funds will be used to retrofit and replace old, polluting diesel vehicles and equipment, including school buses, heavy-duty trucks, tractors and port equipment. The US Environmental Protection Agency (EPA) awarded $9.6

Grant 300
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SwRI engineers help develop post-refinery diesel treatment that overcomes soot/NOx tradeoff for cleaner burning fuel

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Southwest Research Institute (SwRI) is helping a client develop a simple post-refinery treatment process that reduces exhaust emissions from diesel engines by overcoming the soot/nitrogen oxides (NO x ) reduction trade-off that has plagued engine researchers for decades.

Cleaner 321
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NUS researcher links air pollution to increased residential electricity demand

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The study, set in Singapore, suggests that better air quality will bring about climate co-benefits in reducing electricity generation via lower household demand, and thus mitigating carbon emissions. This is important for policymakers when forecasting and influencing future emissions paths in the context of climate change.

Pollution 275