Related by context. Frequent words. (Click for all words.) 54 riparian zones 53 erosional 53 riparian vegetation 52 montane 52 inter tidal 52 loess 52 refugia 51 soils 51 intertidal 51 fluvial 51 oak savanna 50 wetland 50 geomorphology 50 depositional 49 deciduous forests 49 rainfed 49 forested wetlands 49 glacial till 49 gully erosion 49 marine sediments 49 vegetated 49 oak hickory 49 hydrogeologic 48 acidic soils 48 Cropland 48 alluvial deposits 48 intertidal zone 48 silts 48 calcareous 48 forbs 48 alluvium 48 soil salinity 47 biodiversity hotspot 47 wetlands 47 deltaic 47 upland 47 karst 47 sparse vegetation 47 lakeshores 47 sandy loam 47 Salinity 47 decaying vegetation 47 riparian buffers 47 agro ecological 47 Irrigated 47 hydrogeology 47 sulfide minerals 47 goethite 47 riparian buffer 47 biogeochemical 46 beaver ponds 46 hydrologic 46 waterbodies 46 freshwater wetlands 46 rock outcrops 46 headwater 46 tule 46 USDA NRCS 46 cordgrass 46 epiphytes 46 vegetation 46 wetland ecosystems 46 landforms 46 waterbody 46 creek bottoms 46 vernal pool 46 fertile soils 46 recharge groundwater 46 woody vegetation 46 mycorrhizal fungi 46 semi arid 45 landform 45 Wadden Sea 45 drained soils 45 drainage basins 45 hydrogeological 45 Suisun Marsh 45 Soil samples 45 cultivable 45 sediment sampling 45 tidal marsh 45 salt tolerant 45 macroinvertebrates 45 lake sediments 45 subsurface 45 Phragmites 45 sandy soils 45 salination 45 bathymetry 45 Quaternary 44 remotely sensed 44 faunal 44 decomposed granite 44 biosphere reserves 44 oak woodland 44 mixed conifer 44 coniferous forests 44 groundwater aquifers 44 spruce fir 44 shallow aquifer 44 abiotic