Articles by Douglas A. Dougherty

Energy Efficiency, Geothermal Heat Pumps, and ‘Negawatts’

The Lowest Cost Unit of Energy Is One That Is Not Used
February 18, 2013
A recent study by Ceres — “Practicing Risk-Aware Electricity Regulation: What Every State Regulator Needs to Know” — concluded that the least cost and least risk for future energy resources is energy efficiency. Indeed, the lowest cost unit of energy is one that is not used.


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Geothermal Is Renewable and Efficient

October 29, 2012
The question arises from time to time in building industry blogs about whether or not geothermal heat pumps (GHPs) are a source of renewable energy. So where do they fit? 


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2013 ACCA Conference & IE3 Expo

Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.

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Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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