© Volvo

The annual Detroit Auto Show will take place next week, and our colleague Marc Carter, writing on Discovery.com, previewed a couple of models that will be featured there. One is a plug-in hybrid by Volvo, their second, and the other is a sporty hybrid concept car by Lexus.

Check them out here:

• Detroit Auto Show: Volvo XC60 Plug-in Hybrid Concept Previews Volvo’s 2nd Hybrid
• Lexus Gives Us Another Preview of its Future, the LF-LC Hybrid Concept

We will be covering the Auto Show in depth next week. Stay tuned to TreeHugger's Transportation section for more green(er) cars.