Related by context. Frequent words. (Click for all words.) 52 emigration 52 impoverishment 52 extermination 50 ethnic cleansing 48 colonization 48 migration 48 decimation 46 environmental degradation 46 overpopulation 46 urbanization 45 destruction 45 urban sprawl 45 starvation 44 industrialization 44 assimilation 44 eugenics 43 eradication 43 slaughter 43 brain drain 42 exodus 41 destitution 41 intensification 41 suburban sprawl 41 populations 41 culling 41 population 41 desertification 40 displacement 40 subjugation 40 militarization 40 holocaust 40 annihilation 39 genocidal 39 resettlement 39 farming 39 dispersal 39 decentralization 39 ghettos 39 gentrification 39 migrations 39 exterminated 39 ecological 38 redistribution 38 degradation 38 herds 38 deprivation 38 enslavement 38 soil erosion 38 inhabitants 38 cull 38 farms 37 predation 37 marginalization 37 extinctions 37 underdevelopment 37 stagnation 37 coastal erosion 37 agrarian 37 inbreeding 37 depletion 37 birthrate 37 exterminate 37 mass exodus 37 devastation 37 abandonment 37 centralization 37 genocide 37 reintroduction 36 persecution 36 expropriation 36 deportations 36 overfishing 36 farmlands 36 degeneration 36 extinction 36 sterilization 36 destabilization 36 farmland 36 disintegration 36 incineration 36 famine 35 deforestation 35 epidemics 35 peasants 35 sprawl 35 backwardness 35 desolation 35 reversion 35 countryside 35 biodiversity 35 epidemic 35 demography 34 genocides 34 invasions 34 Dust Bowl 34 emigrants 34 Population 34 alienation 34 acid rain 34 urbanized 34 decay