The picturesque La Boca district draws hordes of tourists to stroll down its narrow streets lined with colourful buildings and eat at outdoor restaurants.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/argentina-grapples-its-most-polluted-river
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/argentina
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmentalists
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wells
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution