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 ...

Solar panels can only generate electricity; they can’t store it, so you must pair them with a stand-alone battery bank or a power station. For home emergency power (for a few hours of power), we ...

Some upgrades are simply cheaper to do while your solar system is being installed than they are to add later. We've got prime ...