Is it Better to Build New or Retrofit Existing?
February 24th, 2012When considering a new home or building, developers and homeowners are often confronted with a choice: whether to retrofit an existing building, or tear it down and build a new one? Which one is better for climate change?
Among building energy experts, it is commonly understood that existing buildings, even after being upgraded for energy efficiency, cannot ever perform as well in terms of energy efficiency as a new building will. Therefore it seems that it should be better – in terms of overall energy-use – to build new rather than update existing buildings. However, due to the immense amount of greenhouse …