Sustainable development 7 Economic development -- 6 Environmental aspects 5 Environmental policy 5 Environmental protection 5 Economic conditions 3 Economic policy 3 more ... Environment and state 3 Environmental policy -- 3 Environmental protection -- 2 Sustainable development -- 2 Citizen participation 1 Congress 1 Congresses 1 Conservation of natural resources -- 1 Democracy 1 Democracy -- 1 Developing countries -- 1 Ecology -- 1 Economic policy -- 1 Elections -- 1 Environment 1 Environmental aspects -- 1 Environmental conditions 1 Environmental sciences -- 1 Forecasts 1 Human ecology 1 Influence on nature -- 1 Land settlement -- 1 Man -- 1 less ...