Nature 10 Climatic changes 6 Effect of human beings on 6 Human ecology 6 Global environmental change 5 Social aspects 5 Green movement 4 Environmentalism 3 Globalization 3 Tourism 3 Archaeology 2 Capitalism 2 Civilization, Modern 2 Culture and tourism 2 Ecofeminism 2 Environmental aspects 2 Environmental policy 2 Human-animal relationships 2 International economic relations 2 International relations 2 Philosophical anthropology 2 Philosophy 2 Political aspects 2 Postcolonialism 2 Transnationalism 2 Twenty-first century 2 Women and the environment 2 World politics 2 Adaptation (Physiology) 1 Animal remains (Archaeology) 1