In Bangladesh, up to 65 percent of tubewell water is contaminated by fecal pathogens although the level of contamination is low, according to a recent study of icddr,b., report UNB.
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[1] http://admin.indiaenvironmentportal.org.in/news/fecal-pathogens-contaminate-65-tube-well-water-rural-bangladesh
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/bangladesh-today
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bangladesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-quality
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diarrhoea
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia