When the Oklahoma Legislature passed a bill earlier this year that imposed new fees on owners of hybrid and electric cars only, it was swiftly sued by the Sierra Club. Now the Oklahoma Supreme Court has rendered its verdict in that suit, filed in August. In a 6-3 decision, the state's highest court struck down the bill as an unconstitutional tax... Oklahoma Supreme Court rules state’s electric-car tax unconstitutional
When the Oklahoma Legislature passed a bill earlier this year that imposed new fees on owners of hybrid and electric cars only, it was swiftly sued by the Sierra Club. Now the Oklahoma Supreme Court has rendered its verdict in that suit, filed in August. In a 6-3 decision, the state's highest court struck down the bill as an unconstitutional tax... 
The Western United States will soon see an electric-car charging network that covers 5,000 miles of roadways. Colorado Governor John Hickenlooper announced on October 4 that he and six other governors in western states have agreed to develop a network of fast-charge stations in the region. Now Arizona has signed on to the memorandum of... 
With an evolving shift to electrified and plug-in electric cars, the changes that will bring to the auto industry are far from limited to the powertrains. The entire mass-production and vehicle assembly process the industry pioneered a century ago will require major restructuring, it appears. Electric cars require significantly fewer parts and... 
Following the debut of the smaller Land Rover Range Rover Sport P400e plug-in hybrid, the luxury SUV maker revealed its larger sibling: the 2019 Land Rover Range Rover P400e. The Land Rover Range Rover P400e plug-in hybrid is the larger of the two, but the SUV boasts an identical electrified powertrain to the Range Rover Sport P400e. Both plug-in... ![EPA administrator Scott Pruitt [photo from 2014]](https://images.hgmsites.net/tmb/oklahoma-attorney-general-scott-pruitt-2014_100584650_t.gif)
Scott Pruitt, head of the Environmental Protection Agency, has had a very busy schedule since being confirmed to lead the agency set up to protect America's air, water, and land from pollution. Unlike his predecessors, Pruitt—a climate-science denier and aggressive advocate of fossil fuels—has largely ignored environmental groups and... 
Since 2007, the Renewable Fuel Standard has required increasing levels of ethanol in gasoline blends sold in the U.S. Most fuel stations across the United States no longer offer pure gasoline, with E10—a blend of 10 percent ethanol and 90 percent gasoline—prevailing. After years of debate, the EPA has now announced it will study the... 
In the coming years, the world's auto industry will continue to shift its product mix to electric and electrified vehicles to meet growing concerns over carbon emissions and stringent fuel-economy regulations across the globe. However, the passenger-car segment isn't the only area that will see electric powertrains implemented. A new study... 
Six years after Land Rover confirmed it would introduce a Range Rover plug-in hybrid, the luxury-SUV brand has now provided an official on-sale date. Land Rover Range Rover and Range Rover Sport plug-in hybrid models will both go on sale in the United States in March of 2018. However, the two plug-in SUVs will be global vehicles and differ from...