The notorious ocean current El Ni
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/la-ni-returns
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oceans-and-seas
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/el-nino