Human ecology 9 Ecology 7 Social ecology 4 Animal Ecology 3 Civil rights workers 3 Forests and Forest Trees (Biology and Ecology) 3 History 3 History and criticism 3 Nationalists 3 Nature conservation 3 Pacifists 3 Plant Ecology 3 Political activists 3 Second language acquisition 3 Social sciences 3 Statesmen 3 Aquatic ecology 2 Bayes Theorem 2 Bayesian statistical decision theory 2 Biological Control 2 Biological Resources (Plant) 2 Biological control 2 Biology 2 Climatic changes 2 Colonies in literature 2 Commonwealth literature (English) 2 Data protection 2 Decision logic tables 2 Decolonization in literature 2 Ecofeminism in literature 2