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Study finds all-electric rideshare fleet could reduce carbon emissions, but increase traffic issues

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They used the model and the data to estimate the life cycle air pollution, greenhouse gas, and traffic externality benefits and costs of serving rides based on Chicago TNC trip data from 2019 to 2022 with fully electric vehicles. The authors acknowledge funding from Carnegie Mellon University’s Wilton E. —Mohan et al.

Fleet 195
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Study finds EVs are traveling less than half the US fleet average

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A team from the University of Chicago, University of California, Davis, and UC Berkeley combined billions of hourly electricity meter measurements with address-level EV registration records in California—home to about half of the EVs in the United States. —Burlig et al. Fiona Burlig, James B. Bushnell, David S.

Fleet 334
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Study finds air pollution and GHG costs of crude-by-rail nearly 2x pipeline costs; much larger than spill and accidents costs

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Researchers from Carnegie Mellon University and the University of Pittsburgh have found that the air pollution and greenhouse gas costs of shipping crude by rail are nearly twice as large as those for oil pipelines. Idling, especially in major cities such as Chicago, is very costly. —Clay et al.

Pollution 230
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U Chicago, MIT study suggests ongoing use of fossil fuels absent new carbon taxes

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A paper by a team from the University of Chicago and MIT suggests that technology-driven cost reductions in fossil fuels will lead to the continued use of fossil fuels—oil, gas, and coal—unless governments pass new taxes on carbon emissions. Their analysis is published in the Journal of Economic Perspectives.

Chicago 150
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U Chicago study proposes market-based approach to fuel economy standards to deal with impacts of fuel price volatility

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Volatile gasoline prices have caused some regulators and carmakers alike to question the cost and effectiveness of current fuel economy standards, with some arguing they are too stringent and others saying they should be even stronger. Without the political will for a strong gasoline tax, this market-based approach is the best option.

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Study finds automatic monitors significantly improve the quality of pollution data reported in China

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—Michael Greenstone, Director of the Energy Policy Institute at the University of Chicago (EPIC) and co-author of the study. This finding underscores the human costs of inaccurate data, as well as the central role that people play in protecting themselves from air pollution.

Pollution 191
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ASU research finds that Cash for Clunkers rebates were too high to prompt car upgrades

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New research from a team at Arizona State University shows that even when receiving a big rebate from the government, consumers won’t always behave in expected ways. Carey School of Business, and Chadwick Miller, who had been at ASU and is now an assistant professor at Washington State University. Three professors in the W. Chadwick J.