President Donald Trump's administration is being sued over his plan to slash federal emissions regulations and fuel economy ...

The EPA’s announced rollback of emissions standards will likely mean fewer new vehicles will have engine stop-start systems ...

As part of its broader rollback of U.S. fuel economy rules, the Trump administration says it is eliminating a credit for automakers that got breaks on the fuel economy compliance if they installed ...

A group of environmental organizations filed suit against the Environmental Protection Agency Wednesday for cutting rules to lower tailpipe pollution.

The Trump administration’s rejection of the endangerment ruling that said greenhouse gas is dangerous has triggered vigorous pushback.

Tesla leads in fuel economy as the Trump administration moves to roll back federal auto emission rules. See how other top ...

By Valerie Volcovici and David Shepardson WASHINGTON, Feb 12 (Reuters) - The administration of President Donald Trump on Thursday announced the repeal of a scientific finding that greenhouse gas ...

The Trump administration has reversed a landmark environmental finding that greenhouse gas emissions are a threat to public health, resulting in weakened standards on vehicle emissions. The effort is ...

The U.S. government no longer recognizes its own findings regarding the effects of greenhouse gases on public health.

The U.S. Environmental Protection Agency on Wednesday granted California its request to enforce vehicle emissions standards stricter than federal rules, including the state's ban on sales of new ...

While the future of New Hampshire’s testing and inspection program remains unclear, enforcement of state inspections has been suspended until April 26.

Operational indicators show recurring platform usage. Of the 25,280 registered users, 13,180 are active, representing an activation rate above 53%. To date, 121,940 trips have been validated, totaling ...