Energy Realism: Making Sense of Gigawatts, Terawatts, and Global Energy Needs

By Russell G. Redenbaugh and Maximus Bernard Lewin

When we talk about energy, the numbers quickly become so large they're nearly incomprehensible. Megawatts (MW), gigawatts (GW), terawatts (TW)—what does any of it actually mean?

First, a Quick Reality Check:

• 1 Megawatt (MW) powers roughly 300-500 average American homes. Picture one large wind turbine.

• 1 Gig…