References:
- The state of scientific evidence on air pollution and human health in Nepal - (http://www.ncbi.nlm.nih.gov/pubmed/23664080?tool=MedlinePlus)
- Air Pollution: Everything You Need to Know - (http://www.nrdc.org/air/)
- U.S. Environmental Protection Agency - (www.epa.gov)
- Evidence growing of air pollution’s link to heart disease, death - (http://web.archive.org/web/20100603014952/http:/www.newsroom.heart.org/index.php?s=43&item=1029)
Editor: Rushalini
Technical: Lingaraj