[stormwater harvesting]
green roofing
ßrainwater retention
    -restoring natural water cycle
ßcreation of green open space
    -accessible vs. inaccessible
ßurban character
ßhabitat restoration
ßimproved air quality >>> health
ßinsulation + soundproofing
    -lose 1/3 less heat in winter
ßmicroclimate modification
    -urban sea breeze; warm air above replaced with cool
    -natural evaporative cooling
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Christopher Alexander
<<bring nature back into human urban habitat>>