The experts also stressed on the need for using renewable materials in the construction of such cities.
"Existing structures put little emphasis on ventilation. Glass can be replaced by 'jalis' (lattice grilles), which were earlier used for better ventilation. Also, open terraces can replace air-conditioners.
"Renewable building material can also be used for construction," said Yatin Pandya, Principal, Footprints Earth, an Ahmedabad-based firm.
The NDA government in its maiden budget this year had announced a plan to develop 100 smart cities across the country.
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"It is not about 100 smart-cities, it is about building with equity, resilience and for environmental benefit... Buildings should be about love-ability (sic) not just livability," said Sanjay Prakash, Principal Architect of SHiFT Architects.
Another speaker at the event said, "The state is deciding on matters of locating communities. But decentralisation has to be the best principle. Municipal corporations have to be empowered and take all decisions about how cities should grow."