Track2Realty Exclusive: Urban Planning, experts suggest, is based on the three-tier concept of engineering, architecture and social concerns. Each is incomplete without the other. While a city needs its share of road networks, it also needs space for, say drainage and it needs hospitals and schools and blood banks et al. although each city has separate agencies to deal with these needs, a central agency is needed to provide a holistic approach to crisis management and to contain chaos.

Track2Realty Exclusive: Mumbai, while being known for its ability to provide a livelihood for one and all, is infamous for having the highest population density in the world: close to 30,000 people per square kilometer, about three times that of Delhi.