EVERY FIFTEEN MINUTES
ENOUGH OF THE SUN’S ENERGY REACHES
THE EARTH TO POWER MANKIND’S
ACTIVITIES FOR A WHOLE YEAR.

The Solar Resource

The Union of Concerned Scientists
Using science to make change happen
Published Sep 10, 2015; Updated Sep 16, 2015
ucsusa.org/resources/solar-resource

Solar Technology

Solar Energy Technologies Office |
Department of Energy
energy.gov/eere/solar/solar-energy-technologies-office

Solar Activation

SolSmart’s national team of experts provides no-cost technical assistance to help cities and counties go solar
solsmart.org