elets Smart City 2015 – Smart Energy and Sustainable Environment, GIS & Surveying for Smart Cities – PS Acharya, CEO, National Spatial Data Infrastructure, Department of Science & Technology, Government of India | elets Tv

elets Smart City 2015 - Smart Energy and Sustainable Environment, GIS & Surveying for Smart Cities - PS Acharya, CEO, National Spatial Data Infrastructure, Department of Science & Technology, Government of India

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