Results 31 to 40 of about 1,623,488 (304)

Decarbonization potential of electrifying 50% of U.S. light-duty vehicle sales by 2030

open access: yesNature Communications, 2023
The U.S. federal government has established goals of electrifying 50% of new light-duty vehicle sales by 2030 and reducing economy-wide greenhouse gas emissions 50-52% by 2030, from 2005 levels.
Maxwell Woody   +2 more
doaj   +1 more source

Vehicle emissions: progress and challenges [PDF]

open access: yesJournal of Exposure Science & Environmental Epidemiology, 2010
Understanding exposures to vehicular emissions is fundamental to characterizing health risks and developing regulatory approaches that effectively reduce that risk.
openaire   +2 more sources

Potential of big data approach for remote sensing of vehicle exhaust emissions

open access: yesScientific Reports, 2021
At present, remote sensing (RS) is applied in detecting vehicle exhaust emissions, and usually the RS emission results in a definite vehicle specific power (VSP) range are used to evaluate vehicle emissions and identify high-emitting vehicles.
Lijun Hao   +4 more
doaj   +1 more source

Emissions Production by Exhaust Gases of a Road Vehicle’s Starting Depending on a Road Gradient

open access: yesSensors, 2022
An increasing number of motor vehicles are connected with negative environmental impacts in relation to their operation. Among the main negative effects are exhaust gas emissions production.
Branislav Šarkan   +4 more
doaj   +1 more source

Capturing the Variability in Instantaneous Vehicle Emissions Based on Field Test Data

open access: yesAtmosphere, 2020
Emission models are important tools for traffic emission and air quality estimates. Existing instantaneous emission models employ the steady-state “engine emissions map” to estimate emissions for individual vehicles.
Zhiqiang Zhai   +4 more
doaj   +1 more source

Managing the Diffusion of Low Emission Vehicles

open access: yesIEEE Transactions on Engineering Management, 2012
There is significant uncertainty among technology providers, governments, and consumers about which technology will be the vehicle technology of the future. Governments try to stimulate the diffusion of low emission vehicles with diverse policy measures such as purchase price subsidies.
Alexander van der Vooren   +1 more
openaire   +2 more sources

Gross polluters and vehicle emissions reduction

open access: yesNature Sustainability, 2022
Version to be published in Nature Sustainability.
Matteo Böhm   +2 more
openaire   +4 more sources

Real-World Vehicle Emissions: A Summary of the Tenth Coordinating Research Council On-Road Vehicle Emissions Workshop [PDF]

open access: yesJournal of the Air & Waste Management Association, 1997
In April 1999, the Coordinating Research Council sponsored a workshop focusing on our understanding of real-world emissions from motor vehicles. This summary presents the latest information on in-use light- and heavy-duty vehicle tailpipe and evaporative emissions, the effects of fuels on emissions, field programs designed to understand the ...
Steven H, Cadle   +3 more
openaire   +9 more sources

Current vehicle emission standards will not mitigate climate change or improve air quality

open access: yesScientific Reports, 2023
The vehicle emissions testing programme was conducted by the UK Department of Transport in 2016 in response to emissions tampering exposed in the Volkswagen (VW) emissions scandal. The programme identified large emissions discrepancies between real-world
Andrew Jiaxuan Law   +2 more
doaj   +1 more source

Fortifying casein phosphopeptides and Ca in wheat reduces the As, Cd, and Pb bioavailability based on a mouse model: Calcium and phosphate transporters and gut microbiota

open access: yesSoil & Environmental Health
Reducing the oral bioavailability of metal contaminants including As, Cd, and Pb in foods can protect human health. Studies showed reduced metal bioavailability with elevated Ca and Fe intake; however, the effectiveness of enhancing food Ca and Fe ...
Sheng-Zhi Chen   +6 more
doaj   +1 more source

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