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 ...

Installing solar panels should help lower your electricity bills and your carbon footprint in the long term, but exactly how long will it take before they pay for themselves and start earning you ...

Solar panels are generally quite reliable. Many owners don't experience technical faults in over a decade of ownership. Nearly seven in 10 owners had had no problems with their solar panels in our ...

In the search to find space for large solar arrays, many countries are looking to floating systems. Now the Netherlands is taking this one step further, with water-based arrays that follow the Sun. On ...