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(Click for frequent words.) 66 desertification 66 sedimentation 65 Soil erosion 64 soil fertility 63 phosphorus runoff 62 siltation 62 shoreline erosion 61 deforestation 61 soil compaction 61 overgrazing 61 topsoil erosion 60 erosion 60 salination 60 nitrogen leaching 60 streambank erosion 59 nutrient runoff 59 riverbank erosion 59 salinization 59 nutrient depletion 59 salinisation 59 sediment runoff 58 vegetation 58 soil salinity 58 salinity ingress 57 thatch buildup 57 Overgrazing 57 streambanks 57 nutrient leaching 57 riparian zones 57 environmental degradation 57 soil crusting 57 nonpoint pollution 57 streambank 57 erosion sedimentation 56 riparian vegetation 56 silting 56 forest understory 56 nutrient loading 56 coastal erosion 55 de forestation 55 gully erosion 55 rampant deforestation 55 saline intrusion 55 woody vegetation 55 groundwater depletion 55 nonpoint source pollution 55 Windbreaks 55 biodiversity 55 weed infestation 55 acid sulfate 54 Siltation 54 groundwater recharging 54 riverine forests 54 grassed waterways 54 wastewater overflows 54 Soil compaction 54 forest denudation 54 subsidence 54 mangrove plantations 54 recharge groundwater 53 riparian buffer 53 revegetation 53 shelterbelts 53 denudation 53 overgrazing deforestation 53 soils 53 riparian corridors 53 stormwater runoff 53 compacted soils 53 conserves moisture 53 acid rain 53 cropland 53 Erosion 53 groundwater recharge 53 seawater intrusion 53 ecological degradation 53 foliar diseases 53 unplanned urbanization 53 weed seed germination 53 sediment basins 53 saltwater intrusion 53 frost heaving 52 root rot 52 impervious surfaces 52 compaction 52 overbrowsing 52 polluted runoff 52 weed infestations 52 wetland 52 permeable surfaces 52 herbicide resistant weeds 52 coastal mangrove forests 52 Hotter drier 52 degraded soils 52 sediment buildup 52 salinity 52 nitrogen deposition 52 Conservation tillage 52 desertified 52 Sedimentation 51 wetlands 51 tropical deforestation 51 indiscriminate felling 51 silt 51 Steep slopes 51 vegetated buffers 51 nonnative invasive 51 stormwater pollution 51 vegetations 51 nitrogen fertilization 51 absorb rainwater 51 sequesters carbon 51 pine beetle infestations 51 highly erodible land 51 salinity intrusion 51 ponding 51 highly erodible 51 eroding shorelines 51 topsoil 51 sun scald 51 stream buffers 51 borer infestation 51 vegetative buffers 51 pollution 51 damming rivers 51 silt fences 51 Knotweed 51 nutrient discharges 51 reforestation 51 combat desertification 51 sodic 51 remnant vegetation 51 nutrient loadings 51 combating desertification 51 watertable 51 noxious weeds 51 Impervious surfaces 51 straw mulch 50 Pre emergent herbicides 50 streamside vegetation 50 root rots 50 abiotic stresses 50 permafrost degradation 50 dune vegetation 50 Soil Erosion 50 vegetated 50 weed germination 50 wetland vegetation 50 disking 50 deforestation desertification 50 Saturated soil 50 Water hyacinth 50 evapo transpiration 50 Saltcedar 50 buffer strips 50 wetland restorations 50 reforesting 50 re vegetating 50 sediment 50 plant parasitic nematodes 50 drainage 50 boro cultivation 50 water hyacinth 50 foresting 50 invasive weeds 50 waterlogged soils 50 limb breakage 50 riparian habitats 50 dryland salinity 50 riparian buffers 50 afforestation 50 nutrient inputs 50 mangrove vegetation 50 beetle infestations 50 wildlife habitat 50 wetlands flood plains 50 acid sulphate soils 50 mosquito breeding 50 grazing pasture 50 conservation tillage 49 rangeland grasses 49 mangrove plantation 49 eutrophication 49 irrigated lands 49 riparian forest 49 pollutant discharges 49 irrigable 49 soil borne diseases 49 toxic algal blooms 49 hillslopes 49 nutrient pollution 49 rainwater runoff 49 mesic 49 floodplains wetlands 49 carbon sequestration 49 Landslips 49 raw sewage discharges 49 grasses 49 fencelines 49 impermeable surfaces 49 recurrent droughts 49 insect infestations 49 heatwaves droughts 49 permeable paving 49 Ozone depletion 49 Desertification 49 nitrogen fixation 49 arundo 49 aquatic weeds 49 buffelgrass 49 bio diversity 49 bark beetle infestations 49 toxic algae blooms 49 drainage ditches 49 Deforestation 49 dieback 49 phosphorus nutrient 49 winterkill 49 prairie plantings 49 recharging groundwater 49 revegetate 49 soil carbon sequestration 49 peat swamp forests 49 wildlife corridors 49 denuded mountains 49 tillage 49 arsenic contamination 49 floods droughts heatwaves 49 groundwater seepage 49 aquatic fauna 49 riparian ecosystems 49 forestation 49 Proper pruning 49 lahar flows 49 weeds 49 Excess nitrogen 49 species extinctions 49 stormwater infiltration 48 croplands 48 fertilizing lawns 48 drainage swales 48 Prolonged drought 48 recharges groundwater 48 agroforestry 48 crown vetch 48 aquatic ecosystems 48 Planting trees 48 sericea lespedeza 48 hydrological cycles 48 locust infestations 48 topsoils 48 green manures 48 conservation tillage practices 48 minimum tillage 48 mangrove ecosystems 48 landslips 48 beach erosion 48 semiarid regions 48 rootworms 48 leaking septic tanks 48 Amazon deforestation 48 mosquito breeding habitats 48 rodent populations 48 seagrasses 48 revegetating 48 grass tetany 48 woody debris 48 recontamination 48 prussic acid poisoning 48 silt buildup 48 Overfishing pollution 48 crop residues 48 insect populations 48 erodible 48 saturated soils 48 mosquito infestation 48 wetland buffers 48 miconia 48 planting mangroves 48 underwatering 48 desiccation 48 geological disasters 48 invasive nonnative 48 denuded forests 48 mangroves 48 soil tilth 48 embankments 48 overfertilizing 48 re forestation 48 Jhum cultivation 48 replanting 48 shelterbelt 48 frequent droughts 48 overstory 48 acidification 48 crop yields 48 floods droughts 48 invasive phragmites 48 Rhizoctonia 48 phragmites 48 monocropping 48 locust invasions 48 wetland ecosystem 48 soil salinization 48 streambank stabilization 48 pasture grasses 48 streamside forests 48 fungal diseases 48 habitat fragmentation 48 alien invasive species 48 grassy weeds 48 aquatic nuisances 48 Ganga Padma 48 deforestation overfishing 48 invasive species 48 desertified land 48 vegetated swales 48 silt laden 48 sunscald 47 disperse biofilms 47 mono cropping 47 conserve biodiversity 47 insect infestation 47 fertile topsoil 47 forested buffers 47 indiscriminate dumping 47 arid lands 47 highly erodible soils 47 raingardens 47 degradation 47 aquatic vegetation 47 Anthracnose 47 sidewall compaction 47 leaky septic 47 haors 47 climatic variations 47 intercropping 47 lowland flooding 47 Excess nutrients 47 polluted stormwater runoff 47 wetland habitat 47 phosphorus pollution 47 mangrove forests 47 catastrophic wildfires 47 overexploitation 47 Mulches 47 absorbs rainwater 47 prolonged droughts 47 biofouling 47 sequester carbon 47 crop residue 47 insect outbreaks 47 pH soils 47 Harvesting rainwater 47 transpiration 47 insect pests 47 carbon sinks 47 sedimentation ponds 47 periodic droughts 47 nutrient deficiencies 47 stormwater basins 47 glyphosate resistant weeds 47 deforesting 47 thatch layer 47 elevated atmospheric CO2 47 afforestation reforestation 47 Eurasian Milfoil 47 organic manures 47 curly leaf pondweed 47 duff layer 47 pervious surfaces 47 marginal cropland 47 riparian forests 47 submerged aquatic vegetation 47 understory vegetation 47 grazing pastures 47 peat soils 47 pervious pavement 47 Vegetation 47 bio swales 47 nonnative plants 47 Arundo donax 47 Mulching 47 River Rwizi 47 iris borer 47 invasive milfoil 47 kaingin 47 reed canary grass 47 clogged culverts 47 Arsenic contamination 47 infertile soils 47 mold fungus 47 Phragmites 47 cultivable land 47 ecological 47 silt fencing 47 nitrate leaching 47 xeric 47 mildews 47 glacial melt 47 ponded 47 algal blooms 46 bioswales 46 Prescribed burning 46 perennial grasses 46 evaporation 46 stormwater ponds 46 blowdowns 46 seedling blight 46 phosphorus fertilizers 46 Fertilizing 46 Rohmoria 46 Armyworm 46 nonpoint source 46 Nitrate contamination 46 fuelwood 46 freshwater wetland 46 arable lands 46 erratic monsoons 46 spruce budworm 46 mosquito breeding habitat 46 pest infestation 46 stormwater discharge 46 re vegetate 46 salt cedars 46 aforestation 46 delicate ecosystems 46 drier soils 46 rainfed agriculture 46 retaining walls 46 planting trees 46 nonnative grasses 46 stormwater 46 retention basins 46 vegetative buffer 46 Barind 46 mosquito breeding sites 46 johnsongrass 46 leguminous crops 46 floodwater recedes 46 dengue mosquito breeding 46 understory plants 46 Tree felling 46 riverine ecosystems 46 jhum cultivation 46 clogging drains 46 synthetic nitrogen fertilizer 46 locust upsurge 46 drylands 46 soil moistures 46 aquatic weed 46 Insect pests 46 tortoise habitat 46 Drip irrigation 46 grasses forbs 46 deforest 46 hardwood trees 46 sinkage 46 invasives 46 nontidal wetlands 46 forage crops 46 banana wilt 46 Arundo 46 mangrove 46 beaver dams 46 overgrowing 46 stormwater discharges 46 grassland 46 replanting forests 46 grassland habitat 46 understorey 46 invasive alien 46 native grasses 46 groundwater extraction 46 cypress forests 46 Rampant deforestation 46 Mau Complex 46 berming 46 glacier retreat 46 wetland restoration 46 forage grasses 46 shrubland 46 nitrate contamination 46 flooding 46 prolonged drought 46 creeping urbanization 46 nallahs 46 musk thistles 46 glyphosate resistance 46 windbreaks 46 mowing fertilizing 46 salvinia 46 aquatic habitat 46 irrigating crops 46 nutrient uptake 46 tillering 46 Lake Okaro 46 wetland ecosystems 46 hardy grasses 46 soil borne pathogens 46 tree planting 46 biodiverse ecosystems 46 river catchments 46 glacial retreat 46 aquifer recharge 46 buffel grass 46 aphid infestation 46 vegetated buffer 46 irrigated agriculture 45 Stormwater runoff 45 iron chlorosis 45 riparian restoration 45 woody plants 45 seed germination 45 denuded slopes 45 locust outbreak 45 algae blooms 45 denuded hillsides 45 carbon sequestering 45 revegetated 45 Erratic rainfall 45 streamside buffers 45 striga 45 Sediment 45 Kochia 45 hydrologic cycle 45 bridal creeper 45 Himalayan blackberry 45 agro biodiversity 45 chisel plowing 45 subsoils 45 streamside buffer 45 riparian buffer zones 45 arable land 45 insect pest 45 weedy grasses 45 chlorosis 45 groundwater pumping 45 Invasive plants 45 peatland 45 N2O emissions 45 smartweed 45 locust infestation 45 percolation 45 fertilizers pesticides 45 woody weeds 45 Saturated soils 45 nitrates phosphates 45 anthracnose 45 invader bush 45 tree felling 45 Dianchi Lake 45 wetlands floodplains 45 Powdery mildew 45 devouring insects 45 napier grass 45 percolation pits 45 Amazonian forest 45 spraying herbicides 45 peat lands 45 Cattle grazing 45 alluvial plain 45 cyclones floods 45 Warmer wetter weather 45 reef ecosystems 45 crop husbandry 45 Florida betony 45 forbs 45 evapotranspiration 45 floodplains 45 Great Ruaha 45 Polluted runoff 45 mosquito breeding grounds 45 Herbicide spraying 45 unseasonably heavy rains 45 aphid infestations 45 landslip 45 riparian wetland 45 nitrous oxide emissions 45 cyclonic storms 45 grazing paddocks 45 aquatic biodiversity 45 Banica River 45 cypress tupelo 45 peat swamps 45 ICRAF 45 wetland habitats 45 rhododendron thickets 45 waterlogging 45 pollinator habitat 45 sewage discharges 45 fiercer storms 45 overgrowth 45 destructive pests 45 overhanging vegetation 45 bacterial blight 45 afforested 45 drought tolerant crops 45 overgrown vegetation 45 grasslands 45 mycorrhizae 45 grasses shrubs 45 clogged gutters 45 microbial biofilms 45 biodiversity conservation 45 Tunkhannock Creek 45 ensiling 45 replantings 45 Ulwe 45 watercourse 45 downloading sideloading 45 centipede grass 45 intertidal marsh 45 mountain snowpacks 45 GLOF 45 salty soils 45 understory 45 typhoon Damrey 45 chinch bug 45 sewer overflows 45 conventionally tilled 45 oceanside coasts 45 hydrological 45 clubroot 45 schistosomiasis 45 acidic soils 45 germinating seeds 45 swales 45 marram grass 45 wildflower mixes 45 grazing 45 agrofuel production 45 heavier rainfalls 45 percolation tanks 45 monoculture farming 45 Compacted soil 45 forest ecosystems 45 Trees shrubs 45 Thorthormi 45 harmful algal blooms 44 Prolonged droughts 44 detention basins 44 allelopathic 44 sanitary sewer overflows 44 riparian habitat 44 suppresses weeds 44 Mangrove forests 44 severe droughts 44 maize cultivation 44 headwater stream 44 boll rot 44 broadacre crops 44 dune grass 44 nonnative weeds 44 streamside habitat 44 tarplant 44 grassland ecosystems 44 Inundation 44 Excessive moisture 44 apple scab 44 droughts 44 sod webworms 44 bunding 44 Cogongrass 44 raw sewage overflows 44 haor 44 Whitmore Ravine 44 floodplain 44 lygus 44 beetle infestation 44 rainforest destruction 44 Neuse River Basin 44 karst topography 44 Land Degradation 44 submergence 44 brickfields 44 lianas 44 reinfestation 44 leaky septic tanks 44 micronutrient deficiency 44 crops 44 tree canopies 44 nutrient deficiency 44 rainfed areas 44 foxtail barley 44 irrigated 44 nonnative vegetation 44 guinea worm disease 44 Ciliwung 44 early successional habitat 44 manuring 44 Prosopis juliflora 44 water borne diseases 44 Lancang River 44 bacterial wilt 44 leaf scorch 44 Lake Musconetcong 44 icesheets 44 Azolla 44 reforested 44 mautam 44 bottomland hardwoods 44 aquatic ecosystem 44 hydrological cycle 44 pollutions 44 salicornia 44 Abundant rainfall 44 jhum 44 naturally occurring arsenic 44 Three Gorges Reservoir 44 sloping terrain 44 deicing salts 44 Hanselka 44 typhoons floods 44 phalaris 44 Dichloro Diphenyl Trichloroethane DDT 44 pecan scab 44 pine bark beetles 44 mulching 44 soluble salts 44 uncontrolled urbanization 44 droughts floods heatwaves 44 wiliwili 44 coastal dune 44 oxygen depletion 44 carbon fluxes 44 rice paddy fields 44 impervious surface 44 overgrazed 44 forested watersheds 44 habitat degradation 44 nitrification 44 Clogged gutters 44 creeping desertification 44 nematode populations 44 freshwater habitats 44 pepperweed 44 herbicide tolerant crops 44 degraded ecosystems 44 Severe infestations 44 Ossipee Pine Barrens 44 Poyang Lake 44 bioretention 44 lakeshores 44 inorganic fertilizers 44 halophyte 44 Illegal logging 44 grasshopper populations 44 Begunbari canal 44 nutrient absorption 44 forests meadows 44 Athirapally 44 wilding pines 44 hydroseeding 44 stem borers 44 permafrost thaw 44 flash floods landslides 44 Irri Boro 44 estuarine habitats 44 denuded hillside 44 geomorphic 44 phytophthora 44 Striga 44 harvesting rainwater 44 roadside verges 44 conventional tillage 44 virgin rainforests 44 desertification deforestation 44 stormwater outfalls 44 orang utan habitat 44 fescue toxicosis 44 Bukit Cahaya 44 irrigated pastures 44 uncultivated land 44 waterbodies 44 atmospheric CO2 levels 44 acid sulphate soil 44 herbage 44 downy brome 44 irrigation 44 invasive exotics 44 Attaabad 44 Severe drought 44 aquatic habitats 44 overwatering 44 Brahmaputra basin 44 anthropogenic emissions 44 seepage 44 Goose droppings 44 cyclical droughts 44 bollworm 44 silts 44 riparian plantings 44 limestone grassland 44 gulleys 44 hayland 44 HABs 44 irrigational facilities 44 blister rust 44 cogon grass 44 cheatgrass 44 ricefields 44 impermeable surface 44 farmland 44 landsliding 44 earthen dams 44 Sediment Control 44 tidal flushing 44 mycotoxin contamination 44 herbaceous vegetation 44 Dongting 44 Irrigate 44 pollutes streams 44 forested wetlands 44 creekbeds 44 pine beetle infestation 44 wheat stubble 44 urban sprawl 44 subwatershed 44 Pythium 44 nutrient deficient 44 glacier melts 44 orographic 44 beneficial insects 44 El Nino phenomenon 44 vernal pool habitat 44 stomatal conductance 44 watermilfoil 44 toxins leaching 44 whitetop 44 spraying herbicide 43 agronomic practices 43 hydrology geology 43 Meghna basin 43 Prescribed burns 43 Amazonian deforestation 43 irrigated crops 43 orangutan habitat 43 atmospheric nitrogen 43 overgrazing deforestation drought 43 Mautam 43 retreating glaciers 43 stormwater drainage 43 nitrate nitrogen 43 eucalyptuses 43 sedimentation basins 43 cultivatable land 43 lovegrass 43 lethal yellowing 43 arsenic contaminated 43 ice damming 43 Bt cotton cultivation 43 piñon trees 43 resprouting 43 defoliation 43 whitebark pines 43 aquatic invasives 43 spider mite 43 irrigations 43 Poison oak 43 forages 43 rainfed 43 spray fungicide 43 permeable pavers 43 budworms 43 intermittent streams 43 Wild parsnip 43 sowing paddy 43 cormorant populations 43 cattail marshes 43 Kosi barrage 43 atmospheric deposition 43 potent greenhouse gas 43 livestock manure 43 coastal sage scrub 43 Kalu Ganga 43 untimely rains 43 floods 43 spotted knapweed 43 bitou bush 43 leafy spurge 43 rainforest deforestation 43 casuarina 43 shrublands 43 watersheds 43 seagrass beds 43 brome grass 43 coral reef degradation 43 musk thistle 43 aquaculture ponds 43 nitrate fertilizers 43 agro pastoralist 43 overfarming 43 karst 43 ozone layer depletion 43 contaminants leach 43 mosquito menace 43 Overseeding 43 Bamboo flowering 43 aspen stands 43 mulches 43 greenbugs 43 Bottom trawling 43 Encroachments 43 pollutes waterways 43 La Niña phenomenon 43 boll worms 43 glacial lakes 43 coastal ecosystems 43 vetiver grass 43 compensatory mitigation 43 lowland forests 43 Hatirjheel 43 Defensible space 43 termite infestation 43 wildlife habitats 43 riversides 43 deadfall 43 tillable 43 shredded pine bark 43 yellow starthistle 43 depleting aquifers 43 retting 43 soybean cyst nematode 43 Attabad 43 willows cottonwoods 43 Asian longhorn beetle 43 riverbanks 43 Shitalakhya 43 Huaihe river 43 Rhizoctonia solani 43 Heretaunga Plains 43 hybrid poplars 43 subsurface drainage 43 tamarisk 43 mosquito vector 43 parches 43 fertilized lawns 43 beech bark disease 43 Phytophthora root rot 43 waterborne illnesses 43 Scanty rainfall 43 acid sulphate 43 legume crop 43 conserving biodiversity 43 boro rice 43 headwater streams 43 filamentous algae 43 snail fever 43 waterhemp 43 diffuse knapweed 43 fencerows 43 biologically diverse ecosystems 43 Algal blooms 43 successional 43 riparian corridor 43 pristine forests 43 ecosystems 43 agro forestry 43 Ascochyta 43 encroaching deserts 43 Sedimentation Control 43 karstic 43 locust invasion 43 stem borer 43 Droughts 43 Strip tillage 43 Three Gorges reservoir 43 heavily silted 43 Lake Lanao 43 invasive weed 43 thatch 43 reed canarygrass 43 Xeriscaping 43 chilli thrips 43 tractor rollovers 43 regreening 43 droughts floods storms 43 huarango 43 grazed pastures 43 Invasive insects 43 migratory bird habitat 43 intensively cultivated 43 retention ponds 43 Warmer seas 43 decay fungi 43 Pine beetles 43 tropical peatlands 43 clayey 43 murram 43 floodings 43 Japanese knotweed 43 rhizoctonia 43 paddy plantation 43 wetland soils 43 Haihe 43 streambed 43 mussel populations 43 broadleaved