The US faces a bit of a math problem when it comes to making its buildings more energy efficient. If every energy auditor worked around the clock, it would take 22 years to analyze all buildings.
And of course the audit is only step one.
“At that point we wouldn’t have saved a single
Supporters of energy efficiency often talk about the tremendous untapped opportunity to squeeze energy savings out of the existing building stock. This fact has been proven time and time again.
However, choosing the right measures that will achieve the deepest levels of efficiency in the most cost-effective way remains