What is air pollution – National geographic – A simple introduction to Air Pollution https://www.nationalgeographic.com/environment/global-warming/pollution/
World Health Organisation: Air Pollution and Health – https://www.who.int/airpollution/en/
WHO: Breathe Life – How air pollution impacts your body – https://www.youtube.com/watch?v=GVBeY1jSG9Y&feature=youtu.be
clearingtheair 