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Study finds NYC Clean Air Taxi rules successful in cutting pollution

Green Car Congress

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. The scientists report that overall fuel efficiency of the medallion taxi fleet climbed from 15.7

Taxi 249
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“Big data” analysis of Beijing taxi fleet suggests maximum electrification subsidy benefit from targeting medium-range plug-in hybrids

Green Car Congress

A pair of researchers at the University of Michigan have used “big data” mining techniques to evaluate the impact of adopting plug-in electric vehicles (PEVs) in the Beijing taxi fleet on life cycle greenhouse gas emissions based on the characterized individual travel patterns. one-driver taxi versus two-driver taxi).

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Study suggests high-mileage light-duty fleets contribute higher emissions and emissions share than expected

Green Car Congress

A study by researchers from the University of Denver and the University of Puget Sound indicates that high-mileage light-duty fleets contribute higher emissions and emissions share than expected based on their actual numbers in the fleet.

Emissions 150
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Study finds ride-sharing companies biggest contributors to growing traffic congestion in San Francisco

Green Car Congress

Researchers from the University of Kentucky and the San Francisco County Transportation Authority have determined that, contrary to the concept and vision, transportation network companies such as Uber and Lyft are the biggest contributor to growing traffic congestion in San Francisco. Erhardt et al. —Erhardt.

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Gravity to implement 500 kW EV charger ‘trees’ on US streets to grow network larger than Tesla’s

Baua Electric

NY-based startup and EV infrastructure specialist Gravity has launched a new line of universal EV charger “trees” it hopes will bring convenient charging sessions curbside on city streets. is a startup focused on sustainable fleets and the infrastructure required to operate them efficiently. Gravity Inc. Gravity Inc.

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UMTRI team investigating “instantaneous crowdsourcing” to speed adoption of autonomous vehicles

Green Car Congress

Combining human and artificial intelligence in autonomous vehicles could push driverless cars more quickly toward wide-scale adoption, according to researchers at the University of Michigan Transportation Research Institute (UMTRI). This could make it particularly valuable to ride-sharing and fleet operators. There were 3.2

Vehicles 247
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Study of In-use Vehicle Activity and Emissions in Tianjin, China Yields Fleet and Emissions Profiles, Policy Implications

Green Car Congress

Characteristics of the Tianjin fleet found by the team’s vehicle activity study included: The total distance traveled by all vehicles in Tianjin was about 38 million kilometers (23.6 million miles) per day. 13% of passenger cars and 35% of taxis were still using carburetors. thousand tons of CO 2 on a typical spring day.

Emissions 150