Today on Green Car Reports: A guide to Tesla Model S software updates since 2012, a review of the 2014 BMW 328d xDrive Sport Wagon, and why the EPA's carbon limits could cost $7 per car. All this and more on Green Car Reports.

We investigate the fuel economy of diesel SUVs and crossovers.

A chronicle of Tesla Model S electric car software updates since 2012.

How cities can cut heat by painting roads white.

The electric-motorcycle record set at the 2014 TT Zero, and the insane video that accompanies it.

The cost of new EPA carbon limits could be $7 per car.

The Ouillim is an all-electric supercar from South Korea.

The 2014 BMW 328d xDrive Sport Wagon is one of just two diesel wagons sold in the U.S. Should there be more?

Speaking of wagons, the 2015 Subaru Outback is priced from $25,745.

Finally, the first 2015 BMW i8 plug-in hybrid coupes are delivered to customers in Germany.


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