“The Stone Age did not end because we ran out of stones; we transitioned to better solutions. The same opportunity lies before us with energy efficiency and clean energy.”
Steven Chu
![](https://ecocivitas.com/wp-content/uploads/2019/01/samuel-zeller-722370-unsplash.jpg)
“The Stone Age did not end because we ran out of stones; we transitioned to better solutions. The same opportunity lies before us with energy efficiency and clean energy.”
Steven Chu