Vingt et unième siècle Twenty-first century 128 Forecasting 53 Prévision 44 General 42 SOCIAL SCIENCE 33 HISTORY 24 POLITICAL SCIENCE 18 Aspect social 15 Prévision sociale 15 Social prediction 15 SCIENCE 14 Social aspects 14 BUSINESS & ECONOMICS 13 Civilisation 12 Civilization, Modern 11 TECHNOLOGY & ENGINEERING 10 Future Studies 9 Science 9 Sciences 9 Philosophy & Social Aspects 8 Public Policy 8 Politique mondiale 7 Population forecasting 7 Prévision démographique 7 Social conditions 7 World politics 7 Anthropology 6 Cultural 6 Economic forecasting 6