Related by context. Frequent words. (Click for all words.) 68 paved surfaces 66 pervious concrete 64 impervious surfaces 63 swales 62 buffer strips 61 rainwater runoff 60 detention basins 59 impervious surface 58 vegetated 58 retention basins 57 drought tolerant plants 57 stormwater runoff 56 mulches 56 bark mulch 56 Mulching 55 compacted soil 55 soil compaction 55 xeriscaping 54 groundcovers 54 drainage 54 ponding 54 greenspace 53 groundwater recharge 53 greenbelts 53 curbs sidewalks 53 hardscape 53 overspray 53 xeriscape 53 windbreaks 53 asphalt pavement 53 stormwater 52 soil erosion 52 stormwater drainage 52 vegetation 52 curbs gutters 52 retention ponds 52 soaker hoses 52 roof gutters 52 drainage ditches 52 crushed limestone 52 prairie grasses 52 nutrient runoff 51 concrete pavers 51 landscaping 51 groundcover 51 walkways 51 rainwater 51 polluted runoff 51 sodded 51 regraded 51 drought resistant 51 roadbeds 51 landscaped median 51 sidewalks curbs 50 windrows 50 graywater 50 footways 50 curb gutter 50 planting trees 50 aerating 50 clay soils 50 rain gutters 50 crop residues 50 shrubs 50 landscaped 50 rubberized asphalt 50 pine bark 50 medians 50 Planting trees 50 compaction 50 tree canopy 50 tree canopies 50 greywater 50 composting toilets 50 rooftop gardens 50 mulching 50 pedestrian walkways 50 creeks streams 50 driveways 50 daylighting 50 retaining walls 49 trees shrubs 49 evergreen shrubs 49 streambeds 49 lawns 49 stormwater pollution 49 soils 49 mulch 49 compost piles 49 tripping hazards 49 greenery 49 sidewalks 49 evaporation ponds 49 evaporative 49 evaporative cooling 49 rainwater harvesting 49 overgrown vegetation 48 mulched 48 low flow showerheads 48 puddling 48 dual flush toilets