Related by context. Frequent words. (Click for all words.) 84 sprawl 61 urbanization 56 traffic congestion 52 environmental degradation 51 urban 51 overpopulation 51 farmland 50 subdivisions 47 wetlands 47 urban renewal 47 strip malls 47 suburbia 47 parkland 47 pollution 46 walkable 46 environmentally sensitive 46 downtowns 46 pedestrian friendly 46 congestion 46 gentrification 45 infill 45 desertification 45 encroachment 44 deforestation 44 air pollution 44 freeways 44 soil erosion 44 gridlock 43 traffic jams 43 affordable housing 42 biodiversity 42 habitat 42 ecological 42 undeveloped land 42 wildlife habitat 42 annexation 42 greenery 42 blight 42 bike paths 41 forests 41 wetland 41 global warming 41 city 41 cities 41 farmlands 40 suburbs 40 environmentalism 40 vegetation 40 grasslands 40 bike lanes 40 neighborhoods 40 floodplain 40 dense 40 densely populated 40 encroaching 39 woodlands 39 environmentalists 39 commuting 39 subdivision 39 unincorporated areas 39 density 39 land 39 amenity 39 climate change 39 smog 39 annexing 38 habitats 38 zoning 38 conservationists 38 denser 38 redevelopment 38 aquifers 38 homelessness 38 forested 38 invasive species 38 mass transit 38 crowding 38 affluence 38 metropolis 38 industrialization 38 arable land 38 corridor 38 stormwater 37 landowners 37 greenway 37 eyesore 37 overcrowding 37 preservationists 37 parks 37 hillsides 37 outlying areas 37 wasteland 37 livable 37 congested 37 aquifer 37 thoroughfare 37 countryside 37 consumerism 37 populous 37 uncontrolled 37 tracts