Solar power. Solar heating. Solar lighting. Sure, you'd like to fuel your life for free with help from the everlasting sun. Trouble is, it's not really free.

The equipment that can turn sunshine into a warm, well-lit life costs the earth. You can easily spend $20,000 or more for rooftop solar panels, for example.

But there's hope. Alternative financing of solar has begun in the US, in a small way. For example, a few thousand homeowners is California, Arizona, and Oregon are reducing their upfront costs by leasing solar equipment--and paying an estimated 15% less for electricity, equipment included. And the federal government has an assortment of programs that underwrite homeowners' solar projects.

Read all about these and other possibilities for reducing the cost of solar equipment at E, the environmental magazine.