Oil Refineries See Profit in Turning Kitchen Grease Into Diesel
Struggling energy companies are increasing the production of renewable diesel, which can reduce greenhouse gas emissions.
G.M. Scales Down Nikola Deal
A new agreement, supplying hydrogen fuel cell technology from General Motors, is less sweeping than the strategic partnership outlined in September.
General Motors Drops Support for Trump Climate Rollbacks
General Motors said it would no longer back President Trump’s effort to strip California of the power to set fuel economy standards.
G.M. Accelerates Its Ambitions for Electric Vehicles
General Motors says it will increase its investment and model offerings over the next five years “to expedite the transition to E.V.s.”
California Is Trying to Jump-Start the Hydrogen Economy
The fuel could play an important role in fighting climate change, but it has been slow to gain traction because of high costs.
How VW’s Diesel Settlement Is Changing Fleets, From Schools to Seaports
A scandal led to a $2.9 billion trust fund for states to put cleaner vehicles on their roads. A lot of the money has gone to more diesel vehicles.
An Electric Car With Swedish Roots, and a Rebellious Streak
The Polestar 2 inherits some classic Scandinavian design elements from its Volvo lineage, but aims to be a little more free spirited.
How Green Is That Electric Car? And When It Hits 100 M.P.H.?
The Tesla Model S and the Porsche Taycan give environmentally conscious speedsters an outlet for their desires.