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 ...

There’s no shortage of advice on how to size a home solar system, but most of it assumes a suburban house with city water and a long list of optional loads. Rural homes play by different rules, and ...

Solar energy has emerged as a cost-effective and environmentally friendly way to power homes and businesses. According to the UN, solar is the number one source of renewable energy in the world.

Many homeowners are surprised to learn that most solar systems stop working during an outage — even on sunny days. That’s why many people add a backup generator (or solar batteries) to make sure their ...

Switching to solar energy is a major financial commitment and, if you’re like most homeowners, you’ll want to know how long it will take to recoup your investment. This average recovery time, called ...