Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

Works well as an expandable, small-scale solar setup. Helps you save between $12-$25 a month, depending on local rates. Flexible scalability means a smaller initial investment. Savings depend on your ...

Government regulations remain a major obstacle for this emerging solar technology. Here's where plug-in solar is allowed - and where it isn't. Ever since handling my first tiny solar panel quite a few ...