It is revealed that around 100,000 persons end up blind due to cataract every year in Sri Lanka, while this amount globally is estimated at around 18 million.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/cataract-blindness-rise
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/daily-news-sri-lanka
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sri-lanka
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/eye-diseases
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/blindness
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health