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 ...

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. In 2024, rooftop solar was the fastest-growing source of ...

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 ...

Two homes can have the same number of solar panels and similar roof space, yet produce very different amounts of electricity. One of the main reasons is solar panel efficiency – the measure of how ...

Utility bills in the U.S. grew 6% year-over-year in January 2025 — significantly outpacing inflation, according to Bank of America data. As they continue to climb, more homeowners are considering ...

Residential solar panels are often sold with long-term loans or leases, with homeowners entering contracts of 20 years or more. But how long do panels last, and how resilient are they? Panel life ...

One of the most divisive topics among environmental advocates and researchers is the claim that the growth of rooftop solar leads to a concerning transfer of costs from households that have solar to ...