Energy Use and Efficiency in Buildings and Industry
Energy efficiency is one weapon in the arsenal against over-dependence on GHG-emitting fossil fuels. I believe efficiency is the best weapon: cheapest, safest, and most immediately achievable.
Art Rosenfeld*
Energy conservation and efficiency have long been considered the low-hanging fruit in our efforts to improve our energy system. Saving energy is generally more cost-effective than generating new energy. In the words of energy futurist Amory Lovins, “negawatts” (i.e., watts of saved power) are better than megawatts. Energy conservation means using less energy or getting by with less. This can be done through active choices or interventions, such as actively turning ...
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