Benefits of a 'smart' power grid in debated
Wednesday, April 29, 2009 - 09:35
in Earth & Climate
When Kevin Linn of Coral Springs, Fla., received a special power meter last October, he was able to check his usage day by day and hour by hour via the Internet. He found spikes in midday when no one was home -- the water heater was churning away. And he discovered his pool pump was costing more than $50 a month.