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Study finds that replacing older, highly polluting school buses could lead to 1.3 million fewer daily absences annually

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Replacing all of the oldest, highly polluting school buses in the US could lead to 1.3 Even relatively short commutes on school buses can dominate students’ daily air pollution exposures. Applying their results nationwide, the researchers extrapolated that replacing all pre-2000 model school buses would lead to more than 1.3

Pollution 170
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Study suggests high-mileage light-duty fleets contribute higher emissions and emissions share than expected

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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. —Bishop et al. In their study, Bishop et al.

Emissions 150
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UCS analysis finds Hyundai-Kia with best sales-weighted new vehicle environmental performance in US in 2013

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For the first time since UCS began the Automaker Rankings report in 2000, all eight major automakers reduced their average greenhouse gas (GHG) and smog-forming emissions compared to their fleet averages from 1998, the model year examined in the first report.

2013 299
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EMT Madrid orders another 276 Citaro NGT urban buses with natural gas drive: 672 in total from 2020

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As a result, the Citaro NGT is suited for use in busy cities and metropolitan areas where noise pollution is a problem. The fleet comprises 2000 buses. Noise emissions are also up to 4 dB(A) lower. This corresponds to roughly half the subjectively perceived noise level.

Gas 220
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FedEx Converts 92 Delivery Trucks to Hybrids, Expanding Hybrid-Electric Fleet by 50%

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has added 92 hybrid-electric trucks to its delivery fleet by converting standard FedEx delivery trucks to hybrid-electric systems. The addition of the 92 trucks increases the FedEx fleet of hybrid-electric vehicles by more than 50%, from 172 to 264. Tags: Conversions Fleets Hybrids. FedEx Corp. over the past six months.

Convert 170
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California ARB posts discussion document for developing Advanced Clean Transit (ACT) regulation

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Mandate a fraction of bus purchases to be zero emission technology starting in 2018, and set a goal of complete transit fleet transition to zero emission technologies by 2040. Establishing periodic milestones is expected to provide flexibility for transit fleets to incorporate zero emission bus purchases in their normal procurement process.

Clean 150
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EPA report shows progress in reducing urban air toxics across US; 50% reduction from mobile sources since 1990

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The US Environmental Protection Agency (EPA) released the Second Integrated Urban Air Toxics Report to Congress—the final of two reports required under the Clean Air Act (CAA) to inform Congress of progress in reducing public health risks from urban air toxics (also referred to as hazardous air pollutants or HAPs).

EPA 273