Vehicle Emissions

Hydrogen-powered cars: future or false dawn?

What can drive 300 miles on a full tank, takes minutes to refuel and has been panned by Elon Musk? No, not many of the conventional gasoline-powered cars available on the market today – we are talking about the Mirai:...

/ May 13, 2015

Courts Remind EPA that its Authority Is Limited

Recently, the U.S. Court of Appeals for the D.C. Circuit determined that EPA exceeded its authority (decision dated December 23, 2014; NRDC v. EPA, No. 12-1321). This reminded me of a similar decision last summer.

/ January 12, 2015

Dopey California

California pot heads are worried about damage to their lungs… not from marijuana, but from the air emissions resulting from their long drives to the pot dispensaries. Apparently, in the San Diego area the dispensaries are on the outskirts of...

/ August 14, 2014

Conflicting Regulations – Tier 3 and a Closer Look at Futility

New regulations coming from the Environmental Protection Agency (EPA) increasingly conflict with existing regulations and could jeopardize a refiner’s ability to comply with federal fuel formulation regulations. Refiners frequently have to make modifications to operations that are necessary to make...

/ July 24, 2014