The National Institute for Environmental Sciences (NIES) is a scientific institute that provides research and public service for the protection of the environment. The institute was founded in 2004 with the mission of understanding and preventing the negative effects of environmental change, predicting and preventing disasters, developing and implementing environmentally sustainable solutions, and promoting sustainable development.

This app provides the second fine dust status of each place in Korea based on the World Health Organization (WHO) guidelines.

If you plan to go out tomorrow, you can check the waiting status of other areas as well as the (second) fine dust status of your location.