Earth Day is fast approaching, yet despite the awareness this day brings, most people are powering their computers with electricity from coal-burning power plants, delivered by “dumb” networks. Change is long overdue, and it’s not a difficult matter.

The electricity grid’s basic structure hasn’t changed much since Thomas Edison came up with the idea back in 1882. That’s a long time with little innovation, especially since electricity demands continue to rise. Some might argue that the grid didn’t need changes and it’s not wise to mess with a system already working. That argument no longer holds, anyone who lives in California’s Silicon Valley knows. Blackouts and shortages are a constant worry every summer and the grid is unable to properly handle newer and cleaner sources of energy such as solar and wind.

Worse, when a blackout does happen, the utility company usually doesn’t know until someone phones in the problem. That’s because the system can’t sense the problem — it is “dumb” and only sends inputs one way. So how come the grid isn’t smarter, and what can we do about it? The answer is not as complicated as one might imagine.

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