Wind energy is the largest source of renewable electricity in North America. This graphic maps U.S. states by wind electricity generation.
Explore North America's crude oil pipelines and refineries across the U.S. and Canada in our interactive map.
Which U.S. cities are growing the fastest? Here are the 20 fastest growing cities in the U.S., based on projected population growth to 2025.
The U.S. saw 7.4% population growth in the past decade, the lowest it's been since the 1930s. How does population by state look today?