Plugs and Cars

AUGUST 23, 2010

After spending time in the Gulf, the Sierra Club's new executive director, Michael Brune, ponders getting off oil in "Create," his Sierra Magazine commentary. The days of tinkering around with tiny increases in fuel economy should be long gone. Source: Sierra Magazine ]. coal Sierra Club.

Sierra 100

Sierra Coal Fuel Economy Cleaner 100

Green Car Congress

APRIL 2, 2018

Administrator Pruitt also announced the start of a joint process with the National Highway Traffic Safety Administration (NHTSA) to develop a notice and comment rulemaking to set revised GHG emissions standards and Corporate Average Fuel Economy (CAFE) standards. The Obama Administration’s determination was wrong.

EPA 199

EPA Standards Emissions Light 199

Clean Fleet Report

MAY 22, 2021

A new technology may take the already quite clean (especially compared with engines of just a little more than a decade ago) engines to a level that reduces smog-producing emissions while increasing fuel economy and yet not losing any performance. A workhorse diesel gets cleaner and more efficient. The Test Procedures.

Diesel 105

Diesel Emissions Fuel Economy Yukon 105

Green Car Congress

AUGUST 10, 2017

Redoing the midterm review of national fuel economy standards is an egregious act of government waste that could result in the rollback of essential consumer protections. The EPA’s previous technical review of the current fuel economy standards shows that the standards are not only well within reach, but are already working.

EPA 230

EPA Standards Light Fuel Economy 230

The Truth About Cars

JUNE 10, 2024

The new rules were announced on Friday and stipulate that average fuel economy for passenger cars should increase by 2 percent per year for the 2027-2031 model years. They’ll also be required to improve the fuel efficiency of their gasoline vehicles. Light trucks are supposed to see the same increase between MY 2029 and 2031.

Emissions 84

Emissions Gas Vehicles Fuel Economy 84