This bowl-like, double-roof design helps to collect rainwater before it evaporates, and also provides more shade for buildings in arid regions.
from TreeHugger http://ift.tt/2iLurM0
via IFTTT
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This bowl-like, double-roof design helps to collect rainwater before it evaporates, and also provides more shade for buildings in arid regions.
from TreeHugger http://ift.tt/2iLurM0
via IFTTT