• Write a message to your policymakers with the “air ink” markers available here. Their ink is made out of 50,000 m3 of Delhi’s air pollution by Bengaluru-based Graviky Labs. The sheets, say the organisers, will travel across India, appealing for air pollution to be declared a public health emergency.
  • View the landscape of Korba in Chhatisgarh, (almost) firsthand, with one of exhibit’s characters, Nirupabai Kawar taking you around in the VR film, The Cost of Coal. There are special Oculus devices here for your phone to wedge into .