How has energy usage changed in different parts of the world? Compare satellite images from 2003 and 2012 of Earth at night to view changes in population, energy consumption, energy efficiency and economic activity. What patterns of human activity can you find? Zoom in on your hometown, explore places you have visited, and investigate places where you would like to travel. Check out this interactive exhibit online or through a challenging webquest.
Explore additional resources from the National Academies on a broad range of energy technologies and practices, including renewable energy, alternative transportation fuels, and clean coal in What You Need To Know About Energy, America's Energy Future, Climate Change at the National Academies, and Sustainability at the National Academies.
This image is from NASA.