From Maoist dinosaur to modern dragon, in the last few decades, China's trajectory of economic growth has been an incredible one. But today, China is undergoing a change in its priorities. Climate change, environment and clean air are the top concerns. With the US leaving the Paris accord, and a vacuum in the climate fight, China has come under renewed focus. This special show comes to you from beyond the Great Wall. Is the dragon on course to ensure it is treading lighter and leaving less of a carbon footprint in the future, NDTV find out.