What does “sustainability” mean?

I can’t say that this question prevented me from getting a good night’s sleep but maybe it should.

Nonetheless, when I woke up, the question was going through my brain: Just what do they mean when they talk about “sustainability” ? Is it ecology? Is it perennial? Is it anything “green”?

“Acting responsibly  in accordance with what we know about our environment” is sort of what I come to. Here’s what a specialist has to say:

MIT urban studies prof Judy Layzer.

Thank you for helping us out, Judy.

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Author: Mark