We all know the U.S. consumes a massive amount of energy but it's hard to wrap your head around the numbers. How much do we rely on oil? Do renewable resources make up a significant portion of our energy use? In the two-minute video above, Alexis Madrigal, The Atlantic's senior technology editor, walks through the key energy sources we depend on, from coal to wind and beyond. The facts and figures come to life with animation by Lindsey Testolin, a San Francisco-based artist.