California air quality regulators late Friday approved tougher rules to encourage use of lower-carbon fuels, overriding ...

But he also said that it "could be bad for prices" if Trump hardens or adds more sanctions on ... "The lack of new leases and ...

California air regulators have voted to approve changes to a key climate program aimed at reducing planet-warming emissions ...

How could the White House race’s outcome shake up the fossil-fuel industry? Analysts anticipate that Trump could deliver ...

California air quality regulators late Friday approved a plan to strengthen limits on the planet-warming emissions from ...

Experts don’t know how much gas prices may rise from the revised California climate program, which tightens standards and ...

California's Air Resources Board has voted Friday night to change fuel standards to reduce emissions and improve air quality, ...

Gas prices across the nation dropped on Friday, with the national average price for regular gas falling to $3.099 per gallon.

Here's a look at how weekly regional gas prices changed in Massachusetts last week compared with the week prior.