As the shift of people from rural to urban inevitably marches on, keeping our cities' air clean is one of our biggest challenges. Many cities are working to reduce pollutants.
As the shift of people from rural to urban inevitably marches on, keeping our cities' air clean is one of our biggest challenges. Many cities are working to reduce pollutants.
General Note
Originally released by CNN, 2016.
Streaming video file encoded with permission for digital streaming by Infobase on March 28, 2019.
Content Note
Improving Air Quality in Tezpur (3:30); --Reducing Local Air Pollution (2:12); -- Econundrum (2:05); -- Global Air Quality Challenge (3:08); .