Impact Energies is a grantee of the Great Energy Challenge initiative.
Freshwater Hero - Pete McBride
See how much you don't know about energy use and energy sources with this quiz from National Geographic.
See photos of freshwater mammals, such as manatees, hippos, otters, and more, in this photo gallery from National Geographic.
Learn about the water consumed to make everyday products.
Learn all you wanted to know about Chinese paddlefish with pictures, videos, photos, facts, and news from National Geographic.
Explore North Carolina through facts and photos, related features, an interactive map, and more.
Explore Hawaii through facts and photos, related features, an interactive map, and more.
Sustainability at National Geographic
See photos of forest fires, smokejumpers, and wildfire damage and download free desktop wallpapers from National Geographic.