The party has pumped out hundreds of adverts falsely stating that Labour would introduce a “national ULEZ”, and pay per mile charges.

But demand for hydrogen-powered vehicles remains low, and claims the gas is a net-zero technology are still unproven.

Campaigners charge that the ads are misleading the public about the proposed project’s likely climate harms.

Advertorials and a podcast vanish as regulators consider greenwashing complaint against the state-owned oil giant.

The American Fuel & Petrochemical Manufacturers, a major oil refining group, is once again behind a push to keep cars running on oil.

Stanford researcher's analysis suggests that a controversial plan to capture and store carbon from 34 ethanol "flex-fuel" plants will not substantially reduce CO2 pollution.

Saudi Aramco is using Formula One to confuse and mislead.

Members of Canada’s leading Atlas Network affiliates wrote some of the opinion pieces that claimed the regulations are “destined to fail.”

The adverts “had not been prepared with a sense of responsibility to society,” regulator finds.