comparemela.com

Latest Breaking News On - Sivak applied research - Page 1 : comparemela.com

Nutson s Auto News Weekly Wrap-up May 7-13, 2023

Larry's news picks among the past week's important, relevant, semi-secret, or snappy automotive news, opinions and insider back stories presented as expertly crafted easy-to-understand automotive universe news nuggets.

Carbon emissions from generating electricity for electric vehicles vary greatly across the individual US states

by Michael Sivak, Sivak Applied Research The overall advantage of battery electric over gasoline vehicles, in terms of well-to-wheels emissions of greenhouse gases, has been well documented. However, the emissions of electric vehicles depend greatly on the energy source used to generate the electricity that powers them. The calculated relative.

Driving in 2022 was not yet fully back to the pre-pandemic level

by Michael Sivak, Sivak Applied Research This brief post examines vehicle miles traveled in the United States from 2019 (the last year before the pandemic) through 2022. The raw data came from FHWA. The data are for all vehicles, and they are not adjusted for the changes in population. (Population-adjusted.

Energy and environmental consequences of flying ultralong distances nonstop against strong headwinds

by Michael Sivak, Sivak Applied Research This post provides calculations of the approximate energy and environmental costs for flying ultralong distances nonstop against strong headwinds. The calculations were performed on flights in both directions between New York (JFK) and Auckland (AKL) one of the longest current nonstop routes. (The distance between.

Domestic flights are as full as they were before the pandemic

by Michael Sivak, Sivak Applied Research Travel by air plummeted at the start of the pandemic in early 2020 (as did travel by other modes of transportation). There has been, however, a gradual rebound since then. In terms of revenue passenger miles (for domestic flights) the lowest point was reached.

© 2024 Vimarsana

vimarsana © 2020. All Rights Reserved.