It's not as flashy as solar panels or dramatic as wind turbines, but energy efficiency is fast becoming viewed as a significant "source" of energy. Some people refer to megawatts not used as "negawatts" (for negative watts).
EnerNoc is one of a handful of demand response companies in the field. To ease the load on the power grid during peak times, demand response systems can turn down electricity usage at commercial buildings or consumers' homes.
It's a field that's getting serious attention from policymakers who are looking to avoid constructing new power plants, … Read more