Automobile Clean Economy Fuel Economy 
Green Car Congress
SEPTEMBER 19, 2019
Specifically, in this action, NHTSA is affirming that its statutory authority to set nationally applicable fuel economy standards under the express preemption provisions of the Energy Policy and Conservation Act (EPCA) dictates that such state and local programs are preempted. Earlier post.)
Green Car Congress
APRIL 1, 2020
The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) and the US Environmental Protection Agency (EPA) released the final Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule setting corporate average fuel economy (CAFE) and CO 2 emissions standards for model years 2021-2026 passenger cars and light trucks.
Green Car Congress
SEPTEMBER 19, 2019
In a speech on Tuesday at the National Automobile Dealers Association meeting in Washington, US Environmental Protection Agency (EPA) Administrator Andrew Wheeler outlined the Trump Administration’s thinking on national fuel economy standards and California. Earlier post.). Earlier post.). No other state may ask for a waiver.
Green Car Congress
APRIL 1, 2010
Final MY 2011 and MY 2012-2016 passenger car fuel economy targets, based on vehicle footprint. Each light vehicle model produced for sale in the United States will have a fuel economy target. miles per gallon if all reductions came from fuel economy improvements. Source: NHTSA. Click to enlarge.
Green Car Congress
AUGUST 23, 2011
The 2012 Camry again offers three powertrain choices, all of which have been enhanced for 2012 to provide better fuel economy and more responsive performance: a revised 2.5L, 4-cylinder gasoline engine; an enhanced 3.5-liter The projected city/highway/combined fuel economy for the LE model equates to 5.47, 6.03
Green Car Congress
SEPTEMBER 15, 2009
Greenhouse gas and fuel economy levels under the EPA NHTSA joint proposed rulemaking. These standards would require them to meet an estimated combined average fuel economy level of 34.1 mpg if the automotive industry were to meet this CO 2 level all through fuel economy improvements. Click to enlarge.
Green Car Congress
NOVEMBER 12, 2021
The electrochemical conversion of ammonia to dinitrogen in a direct ammonia fuel cell (DAFC) is a necessary technology for the realization of a nitrogen economy. Ammonia has been burned as a fuel source for many years. For a fuel cell, we want an electrical output, not input. —John Berry, corresponding author.
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