Reference :
توییت های @UNEPرا بررسی کنید: https://twitter.com/UNEP/status/904746826015891456?s=09+
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Invention story
This is the social media which I produced for participating in the KANS price. The subject is about my green invention story
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Qanat is the generic term for an ancient environmentally sustainable water harvesting and conveyance technique believed to have originated i...
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Portable Tractor-United bio-synthetic solid bio-package from Organic wastes Combine Machine Biomass as Essential for the human being has an...
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