Energy efficiency

Energy efficiency

Google’s huge solar buys help fund efficiency fixes for low-income homes

In partnership with Sol Systems, the tech giant is using a slice of its clean-energy investments for repairs and efficiency upgrades in lower-income communities.

Jeff St. John  . 

A man in a white protective suit and protective mask drills holes into the wooden siding of a home
Preparing the exterior walls of a home for insulation (Dennis Schroeder/NREL)