Overview uses satellite and aerial imagery to demonstrate how human activity and natural forces shape our Earth. This perspective provides a powerful look at the planet where we live and the civilization we are creating. Through our daily posts, products, licensing, and collaborations we aim to inspire the Overview Effect.
Our regular dose of Earth from above
Lake Powell is a man-made reservoir on the Colorado River, straddling the border between Utah and Arizona. Second in size only to Lake Mead, it can store up to 7.9 trillion gallons (29.9 trillion liters) of water when full. That’s almost 12 million Olympic-sized swimming pools.