A large-scale wind, water and solar energy system can reliably supply the world’s needs, significantly benefiting climate, air quality, water quality, ecology and energy security ... [T]he obstacles are primarily political, not technical.
![A large-scale wind, water and solar energy system can reliably supply the world’s needs, significantly benefiting climate, air quality, water quality, ecology and energy security ... [T]he obstacles are primarily](http://cdn.quoteddaily.com/images/mark-z-jacobson/a-large-scale-wind-water-and-solar-energy-system-can-reliably-supply-the-worlds-needs-significantly-benefiting-climate-air-quality.jpg)
A large-scale wind, water and solar energy system can reliably supply the world’s needs, significantly benefiting climate, air quality, water quality, ecology and energy security ... [T]he obstacles are primarily political, not technical.