Cities become bigger, create more value and drive economic growth.
Also they produce more waste, use more resources and impact human lives.
Global urban population, bn people
China alone will have 221 cities with 1 mm+ people by 2025
Cities contribute 80% of global GDP and generate 60-80% of global greenhouse gas emissions The paramount necessity for preserving environment creates a $2.6 tn market for «smart cities» technologies by 2025