History 131 Marine ecology-- Ocean ecology-- Sea ecology 117 Marine biology-- Biological oceanography, Marine Science 115 Religion 82 Literature 78 Philosophy 78 Hinduism 75 Marine ecology 71 Oceanography 51 Marine pollution 50 Vedic Literature 48 Mass media 46 Language 41 Marine biology 39 Literature Sanskrit 34 Marine fishes 31 Marine pollution-- Pollution in Ocean 31 Ecology 30 Politics and government 30 Women 30 Grammar Sanskrit 29 Language Sanskrit 29 Fishes 26 Marine phytoplankton 26 Zooplanktons-- marine invertebrates, marine zooplankton 26 India 25 Arts 24 Fisheries 24 Law and legislation 24 DEBATE; 22