TECHNOLOGY. By using solar photovoltaic cells you can convert energy from the sun — which is both free and sustainable.
On the 2010 Toyota Prius, you’ll be able to include a solar panel that powers an electric fan to cool the interior. Panels on garage roofs could boost solar power potential.
Solar power pioneers set annual challenges to showcase development in batteries and the technologies. This October sees the 10th edition of the World Solar Challenge, with solar-powered scientists driving solar-powered vehicles from north to south Australia.
And there’s the rub: How far can you go if you live somewhere where it rains all year?