Mexicans are baffled at the sudden death of thousands of fish in a lake in the centre of the country, a dramatic intensification of a problem that no one has yet been able to explain.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mexico-baffled-sudden-death-thousands-fish-lake-cajititl%C3%A1n
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fisheries-0
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/lake-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mexico