Environmental conditions Environnement Ecology 98 Environmental policy 59 Politique gouvernementale 59 Conditions environnementales 49 BUSINESS & ECONOMICS 35 Environmental degradation 29 Dégradation 28 Environmental protection 26 Protection 26 SCIENCE 26 History 25 General 24 Histoire 24 NATURE 23 POLITICAL SCIENCE 23 Public Policy 22 SOCIAL SCIENCE 22 Environmental Policy 20 Human ecology 16 HISTORY 15 Environmental Science (see also Chemistry 12 Environmental) 12 Environmental Conservation & Protection 11 Environmental aspects 11 Gestion 11 Human Geography 11 Environmental Science 10 Environmental management 10