By 2050, 6 billion people could be living in megacities. How should the challenges caused by rapid urbanization be handled in the world ahead? Film supported by @Mission Winnow

Video timeline: 00:00: What are megacities? 01:01: The problem with megacities 03:07: How is Ahmedabad tackling rapid urbanisation? 04:45: How can cities manage traffic? 07:04: The problem with waste 08:00: How is Recycle Central revolutionizing trash? 10:58: What are the most urgent issues to resolve?