emissions

Diesel-powered cars have enjoyed a comfortable market share in Europe for decades, but their decline in popularity continues following numerous diesel-emission cheating scandals and regulatory crackdowns. As if diesel cars hadn't already had enough negative press, a new study says "fuel-efficient"...

Presuming China sticks to its statement that it will ban sales of new vehicles with combustion engines in some future year, the auto industry is facing a very different future than it was a year ago. Similar bans from Norway, The Netherlands, France, and the U.K. all represented smaller markets...

Numerous European countries have rolled out target years in which they plan to ban the sale of new cars powered by internal-combustion engines. At the same time, many European cities have introduced car-free zones in highly congested or polluted areas—which has led to worries that...

The EPA recently announced it will roll back the Clean Power Plan, one of former President Obama's milestone efforts to fight climate change, and now the agency plans to axe another rule limiting emissions. Next on the chopping block is a regulation that limits emissions from large trucks and their...

European countries continue to assess more aggressive policies that favor or mandate zero-emission vehicles to move away from fossil fuels for transportation. Last year, a recommendation passed by the Dutch senate proposed The Netherlands join Norway in banning the sale of new cars powered solely...

Toyota announced on Thursday that it will begin testing in two California ports a hydrogen fuel-cell heavy-duty truck adapted from the Toyota Mirai's powertrain for drayage use. Initially, Toyota is looking at how it can use hydrogen fuel-cell-powered vehicles to significantly reduce vehicle...

EPA head Scott Pruitt told miners in Kentucky on Monday that he intends to begin dismantling former President Barack Obama's signature climate-change agenda effort to curb greenhouse gas emissions from coal power plants. Standing alongside Senate Majority Leader Mitch McConnell (R-Ky.), Pruitt told...

California, long a leader in emission reduction and electric-car incentives, may be ready to take the next big step: a full ban on the sale of new cars powered by gasoline or diesel. Such a ban would follow India, the United Kingdom, France, the Netherlands, Norway, and others around the world with...

The period for public comments on the EPA's proposed reconsideration of finalized rules to cut emissions of the climate-change gas carbon dioxide from light-duty vehicles will end on Thursday, October 5. The U.S. Environmental Protection Agency announced on August 10 it would reopen the Comment...

Donald Trump's White House appears to be readying another of its next big climate change overhauls, and like many of the administration's plans, it will weaken or eliminate regulations on industry. Specifically, President Trump touted the undoing of the Clean Power Plan at a rally in Huntsville...

The prospect of bans on gasoline and diesel new-car sales have become a much greater threat not only to automakers but to oil companies as well, now that China has said it is studying such a move. The world's largest car market has not announced any timetables for such a ban, which will likely be...

It was quaint and adorable when Norway did it, saying it would end sales of cars with internal-combustion engines by 2025. The Netherlands followed suit, with little fanfare. More recently, France and the U.K. have enacted various forms of bans on non-electrified vehicles, on varying schedules. Now...

For 50 years, the state of California has led the United States when it comes to renewable energy and electric cars. The state features many programs to incentivize electric-car ownership, and 29 percent of the state's 2016 energy production came from solar, wind, and other renewable power sources...

Continuing political turmoil and news coverage of the Trump Administration haven't stopped the president's agency heads from drastically reshaping policies on energy, the environment, and emissions. Comments are now being taken on the reopened EPA limits on vehicular carbon emissions for 2022...

Mazda is a tiny carmaker on a global scale, producing just 1.6 million vehicles a year. It competes with four companies (GM, Nissan-Renault, Toyota, and VW Group) that each sell around 10 million a year, as well as numerous other smaller makers still larger than Mazda. In a world where reducing the...

Lately, automakers haven't been touting the rising fuel economy of new vehicles, but it has to continue rising to meet reductions in the legal levels of carbon emitted. While major strides in fuel economy have been made over the past five years, the complex engine technologies and other...

Hurricane Harvey will go down as one of the most destructive and costliest natural disasters in the United States. While the storm has dissipated, with this week's attention focused on Hurricane Irma, the effects and damage tolls will last for years—and one thing already seems clear: Texas'...

Although electric cars do not emit exhaust, it's widely recognized that the electricity to charge their batteries often still comes from fossil fuels. This has led to the scrutiny of electric cars to determine whether their overall "wells-to-wheels" carbon footprints exceed those of regular...

The auto industry has now grudgingly accepted that battery-electric cars will make up some portion of the world's new vehicles in years to come. But a milestone in that trend may have come today, in news from China. Policy makers in the world's most populous country, and largest car market, are...

Updated Volkswagen diesel vehicles with new engine software will soon be back on the market, but those looking to buy one will have to wait for their local dealership. Volkswagen will offer the hundreds of thousands of modified diesel vehicles to its franchised dealers first, offering them a "right...