A Spanish-Algerian reserch group has tested how "cool roofs" could help increase power yield in rootop bifacial PV systems. Cool roofs are based on coating materials with high reflectance properties.

White or reflective roofs significantly reduce temperatures. Atlanta is the latest city to mandate their adoption.

SunGreen Systems offers solar energy systems with 25-year production warranties. ... LED lighting, cool roof systems and battery backup. It offers products from Mitsubishi Electric and Sharp.

And the simplest way to a cool roof, says Peterson, is to “paint it white.” White not only reflects solar radiation off your house, he says, “it emits 90 percent of the thermal energy out ...

Boston University researchers found that planting about 2,500 trees and installing 3,000 “cool roofs” could bring relief to ...

The city will use the federal grant to develop recommendations for a long-term “Cool Roofs Program” and partner with the nonprofit Energy Coordinating Agency on the pilot, which will happen in a ...