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.