How Far Away Is the Smart Grid?

There has been much talk about renewable energy production and reduced consumption. Now, engineers are looking at the link between the two: Could smart grids and power meters start an energy revolution?

One of the biggest problems with renewable energy is that it is so difficult to plan. Whether the wind blows and the sun shines is hard to anticipate. What is worse, some of the best places for solar energy or wind power are far a way from consumers.

Wind and solar power exemplify the dilemma. The Sahara desert holds enough solar power potential to satisfy Europe