One interesting option we didn't have is a solar roof, designed to keep a constant flow of cool air in the car thus reducing dependence on the air conditioning. (cnet.com)
Meanwhile, the air vents on dashboard does the job of spreading cool air in the entire cabin. (cardekho.com)
A unique air cooling system blows in cool air from outside when the temperature drops below 50 °F (as often happens at night). (insteading.com)