Related by context. Frequent words. (Click for all words.) 57 recharge groundwater 56 stormwater retention 55 stormwater ponds 55 effluent disposal 54 irrigational 54 irrigating crops 54 artesian wells 53 permeable paving 53 irrigated lands 53 shelterbelt 53 irrigations 53 Irrigation Scheme 52 irrigation 52 reedbeds 52 shelterbelts 51 revegetate 51 aquifer recharge 51 padi fields 51 harvesting rainwater 51 bioswales 51 groundwater extraction 51 groundwater aquifers 51 stormwater drains 51 hydro geological 51 catchment 51 riparian buffer 51 desilt 51 stormwater harvesting 50 sewerage pipes 50 desilted 50 Rainwater Harvesting 50 riparian zones 50 drainage 50 Indus basin 50 catchments 49 fishponds 49 watercourse 49 sumps 49 de silting 49 permeable pavers 49 ponds 49 drainage culverts 49 stopbanks 49 permeable pavement 49 forestry plantations 49 water reticulation 49 irrigate 49 gravel extraction 49 salination 49 Nullah Leh 49 river catchments 49 revegetated 49 rainwater harvesting 49 compensatory afforestation 49 reticulation 49 nitrate contamination 49 multi storeyed buildings 49 retention basins 49 shallow aquifer 48 Mundaring 48 rainwater 48 retention basin 48 meadowland 48 pisciculture 48 gully erosion 48 drainfield 48 sand quarrying 48 IWRM 48 ricefields 48 waterbodies 48 membrane bioreactor 48 detention basins 48 gabions 48 streambanks 48 Drip irrigation 48 Tubli 48 drought proofing 48 Rainwater harvesting 48 dryland farming 48 overflowing drains 48 drainage basins 47 evaporation ponds 47 Decentralised 47 intercropping 47 Murrumbidgee River 47 catchment areas 47 heap leach pad 47 tailings dam 47 karez 47 Mangla dam 47 Three Gorges reservoir 47 RWH 47 pervious concrete 47 Pong Dam 47 Warragamba Dam 47 reservoirs 47 jatropha plantations 47 Three Gorges Reservoir 47 Sedimentation 47 watercourses 47 retention ponds