emissions

With the Green Choice label, Consumer Reports is flagging the cleanest 20% of the market—and paying attention to tailpipe emissions for the first time.

The 2021 Toyota Mirai claims to have better than zero-emissions by filtering the outside air, but it ignores the emissions of hydrogen sourcing.

Airstream is offering carbon offsets as well as pushing ahead with plans for an electric trailer that could make towing more feasible with an EV.

An RMI analysis frames it clearly: In order to make meaningful cuts in CO2, people need to drive less.

Five of the top 10 non-gasoline models with the steepest sales gains in 2019 and 2020 were diesels, according to an industry group.

A group of truckmakers has moved the timeline for retiring diesel truck production 10 years earlier.

Illegal delete kits and tampering with emissions equipment is so common that is creates more noncompliant vehicles than the VW diesel scandal, a new EPA report suggests.

By harnessing the wind, a new car-carrier design will have a smaller carbon footprint than combustion or battery-electric ships.

Americans anticipate they'll drive more after the pandemic than they did before it—adding urgency to the need for more EVs and clean vehicles.

The Environmental Protection Agency might be led by one by a champion of electric cars, potentially replacing a former coal lobbyist.

CARB is offering carmakers a grace period on non-compliance or defeat devices—before higher fines and a new lab to sniff out cheats next year.

Ford is the Detroit automaker that hasn't sided with the Trump administration on emissions—and Ford wants you to know that.

EPA administrator Andrew Wheeler has questioned the legality of California regulation leading to a 2035 ban on the sales of new gasoline passenger vehicles.

Polestar is one of the first vehicle brands to assess a lifetime carbon methodology to all of its new EVs. Should other automakers follow?

The American Lung Association anticipates that the difference between a modest adoption of EVs and a more aggressive one is possibly 6,300 lives a year.

A study analyzes six of the "biggest mistakes" in other studies suggesting EVs have similar greenhouse gas emissions to gasoline or diesel vehicles.

Amid this week's blackouts, California moved to ban diesel trucks in the future while relying on diesel generators to supplement the grid.

At least five automakers have negotiated deals with the California Air Resources Board to adhere to stricter emissions standards.

A rare investigation from the EPA's federal watchdog will be conducted over the administration's hasty rulemaking that contradicted its own earlier findings.

Biden would also propose new fuel economy standards that go beyond what was in place during the Obama administration.