Delivering the keynote address at the plenary session of the XI World Metropolis Congress that is currently underway here, Kalam suggested that the delegates should deliberate on building carbon-neutral and fossil-free urban conglomerations
"To have carbon-neutral cities is my dream. Whether smart cities or over-smart cities, the urban areas should be places for healthy living," Kalam said adding that "healthy living is possible only if we adopt methods of generating solar power and create non-carbonised environment."
The growing migration to urban areas poses challenge in creation of clean environment, he said.
Carlo Ratti, Professor at MIT, Boston, gave a power point presentation on sensible city while Johannesburg Mayor Parks Tau focused on initiatives taken up by his city's municipality.
Former DRDO chief VK Saraswat was the moderator at a panel discussion.
