These power-hungry buildings belong to some of the biggest names in tech, Facebook, Microsoft Google, these companies have plans to get all their power from renewable sources.
According to researchers from the Center of Global Development, that's more power than is used annually by Ethiopia, Tanzania or El Salvador. Laura B has the story.
Transmission is crucial for renewable energy projects because the best sites for wind and solar farms are usually far from the cities and industries that consume the most electricity.
According to the Department of Energy, replacing your home's five most-used lights with energy-efficient bulbs will save you $75 every year because they use less electricity and have a longer life.