Rammed earth foundation, stabilised mud pillar blocks, vortex system for sewage water treatment, RWH... an ashram in Tiruvannamalai shows the way. By Sathya Prakash Varanashi
from The Hindu - Life & Style https://ift.tt/2MfqXQA
from The Hindu - Life & Style https://ift.tt/2MfqXQA
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