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 ...

The expression "saving for a rainy day" can be literal when it comes to solar energy. Rainy days are part of the rationale behind the 20% rule for solar panels, but there's more to this guideline.

Switch to solar with a system built for you. A typical residential solar system costs $13,962 to $27,924 before incentives, but going solar doesn’t mean you need all that cash upfront. Today’s ...

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 ...

Federal tax credits for residential solar panels, batteries and heat pumps expired, eliminating incentives that previously saved homeowners thousands of dollars. Emerging lease-to-own models and ...

If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

I hope balcony solar’s charisma and low cost help us imagine the energy-abundant future we are so close to achieving.