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comment by bioemerl
bioemerl  ·  2860 days ago  ·  link  ·    ·  parent  ·  post: The problem with reinforced concrete

    I don't think rebuilding everything every 50 years is very sustainable

Cost reflects sustainability. These green techs are often very cute, but more often than not they drain so many resources that they will ultimately cost us more total pollution than the cheaper often.

In 100 years tech advances so far that rebuiding saves more energy and time in the long run than leaving the building does.