Related by context. Frequent words. (Click for all words.) 70 recharge groundwater 59 streambanks 56 miscible 56 groundwater aquifers 55 stormwater ponds 55 freshwater marshes 55 riparian vegetation 54 porous pavement 54 creeks streams 54 brackish 53 freshwater marsh 53 melting snowpack 53 aquifer recharge 53 hydrologic cycle 52 lakeshores 52 diked 52 bioswales 52 snow melt 52 streambeds 52 intermittent streams 52 stormwater retention 52 bd.className + = 51 navigable rivers 51 Reverse osmosis 51 freshwater 51 shallow aquifer 51 permeable pavement 51 creeks rivers 51 absorbs carbon dioxide 51 moist soils 51 groundwater recharge 51 detention basins 51 Drip irrigation 51 upstream reservoirs 51 vegetation 50 rainwater runoff 50 Septic tanks 50 sumps 50 plankton blooms 50 wetland ecosystems 50 reservoirs 50 retention basins 50 riparian buffer 50 harvesting rainwater 50 endangered pallid sturgeon 50 nutrient runoff 50 riparian zones 50 upland habitat 50 fertile soils 50 water 50 acidic soils 49 moist soil 49 salination 49 groundwater basins 49 decaying vegetation 49 arid climates 49 acidify 49 ponds 49 river bottoms 49 sequester carbon dioxide 49 hydrological cycle 49 swales 49 polluted runoff 49 evenly moist 49 wellfields 49 uncultivated land 49 Ogallala aquifer 49 sparse vegetation 49 silts 49 pasture grasses 49 oxbows 49 Snowmelt 48 forbs 48 Floridan Aquifer 48 alkaline soils 48 wetlands 48 oxygenating 48 aquifers 48 forested wetlands 48 woody vegetation 48 reed beds 48 grassy meadows 48 riparian buffers 48 aquatic habitat 48 waterways 48 wildlife corridors 48 desalinization plants 48 drainage ditches 48 soils 48 rainwater 48 tributary streams 48 Everglades Agricultural 48 drainage basins 48 irrigate crops 48 peat swamps 48 irrigated lands 48 flowage 47 nutrient rich 47 creek bottoms 47 saturated soils 47 retention basin