Related by context. Frequent words. (Click for all words.) 65 ecological 55 ecology 49 Ecological 47 environmental 44 hydrological 44 biodiversity conservation 43 geostrategic 43 Climatic 42 ecologies 42 biophysical 42 hydrology 42 ecologically 42 agro forestry 42 forest ecosystems 42 socio economic 41 sociocultural 41 bio diversity 41 transboundary 41 socio 41 anthropogenic 41 ecological catastrophe 41 Socioeconomic 41 climatological 40 practicability 40 environmental degradation 40 utilitarianism 40 environmental impacts 40 ecosystems 40 shoreline erosion 40 biodiversity 40 economic 40 trophic 39 biosphere 39 ecologists 39 enviromental 39 nitrogen fixation 39 hydrologic 39 groundwater recharge 39 socioeconomic 39 habitat fragmentation 39 pollutant emissions 39 fragile ecology 38 aquatic ecosystems 38 soil erosion 38 marine ecology 38 biome 38 estuarine 38 riparian 38 ecotourism 38 Urbanization 38 sedimentation 38 soils 38 externality 38 societal 38 environmentalism 37 hydrodynamics 37 drylands 37 climatic 37 ecologically sustainable 37 impacts 37 geo strategic 37 eutrophication 37 agrarian 37 river basin 37 agronomic 37 agricultural 37 Danube Delta 37 underdevelopment 37 microeconomic 37 sociological 37 coastal ecosystems 37 ameliorating 37 normative 37 degradation 37 carbon sequestration 36 interdependence 36 ecologically sound 36 sustainability 36 species extinctions 36 sustainable 36 biotic 36 aquatic habitat 36 desiccation 36 oblasts 36 topography 36 flora fauna 36 geographer 36 hydrogeology 36 hydropower 36 manmade 36 pollutions 36 desertification 36 organic farming 36 biota 36 bioenergy 36 rice cultivation 36 irrigated agriculture 36 environmental sustainability 36 mineral extraction 36 externalities 36 forestation