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(Click for frequent words.) 60 tailings piles 60 sediment basins 60 rainwater seeps 59 coquina rock 59 Skytop Mountain 58 berming 58 evaporation ponds 58 taconite tailings 58 quarries 58 re vegetating 58 gravel extraction 58 toxins leaching 57 unreclaimed 57 sandstone quarry 57 tailing impoundment 57 limestone bedrock 57 bermed 56 granite quarrying 56 sandstone limestone 56 shallow depressions 56 limestone quarries 56 sediment ponds 56 Backdale 56 clay subsoil 56 crushed oyster shells 56 rock revetments 56 tailings basin 56 limestone boulders 56 scoria 56 revegetated 55 stormwater ponds 55 coquina 55 asphault 55 porous sandstone 55 groundwater seepage 55 Waingawa 55 sand 55 gravel pits 55 outwash 55 clay loam 54 gravel quarry 54 gypsum stacks 54 freshwater aquifer 54 rockfill 54 phosphogypsum stacks 54 impermeable surface 54 sludge lagoons 54 Dredged 54 dune crossovers 54 gob piles 54 limestone 54 re vegetate 54 geotubes 54 percolation pits 54 Sand dunes 54 dredged silt 54 limerock 54 muck dredged 53 dredge spoil 53 gravel 53 chemical de icers 53 quarry 53 phosphate mines 53 basalt rocks 53 phosphate ore 53 rock crusher 53 sedimentation ponds 53 granite quarry 53 tidal inlets 53 raw sewage discharges 53 sand silt 53 sedimentation basins 53 tailing piles 53 sewer outfall 53 revegetating 53 permeable paving 53 karst topography 53 Evitts Creek 53 impermeable clay 53 slate quarries 53 discharging effluent 53 Furnace Pond 53 silts 52 settling ponds 52 limestone grassland 52 leaching toxins 52 Upper Jurassic Fulmar 52 absorb rainwater 52 drainage swales 52 opencast mines 52 sand dredged 52 catchbasins 52 mines quarries 52 sealcoat 52 Longwall mining 52 hydroseed 52 tarlike 52 tailings impoundments 52 stormwater basins 52 stormwater retention pond 52 catchment basins 52 quarried 52 culm 52 unlined landfill 52 manmade pond 52 loam soil 52 geotextile fabric 52 daylighted 52 claylike 52 alluvial plains 52 fine grained sediment 52 impermeable membrane 52 muddy moonscape 52 microsurfacing 52 sloping hillside 52 slag pile 52 deicing salts 52 drainage swale 52 decomposed granite 52 sedimentation basin 51 disused quarries 51 hummocky 51 subaqueous 51 vegetative buffers 51 pervious pavers 51 Contaminated soil 51 sediment dredged 51 rockfill dam 51 alluvial soils 51 asphalt millings 51 drains culverts 51 subsurface minerals 51 oxidation ponds 51 opencast coal mining 51 landward side 51 grassy swales 51 creekbeds 51 drilling muds 51 mastic asphalt 51 cabbage palms 51 rainwater catchments 51 alluvial flats 51 Megunticook River 51 clayey 51 limestone quarry 51 stone quarries 51 Berea sandstone 51 watertable 51 subsurface drainage 51 Alluvial Aquifer 51 shallow overburden 51 stormwater infiltration 51 stone quarrying 51 impermeable shale 51 limestone quarried 51 inter tidal 51 Winnipeg floodway 51 polluted sediment 51 unpaved driveway 51 dredged sediment 51 liquifaction 51 basalt rock 51 buckbrush 51 Contaminated groundwater 51 stone revetment 51 Wingfield Pointe 51 asphalt emulsion 51 vegetated buffer 51 Haystack Landing 51 moisture seeps 51 culm banks 51 Retaining walls 51 limestone outcrop 51 rock ledges 51 stormwater discharges 51 Geotube 51 wastewater lagoons 51 loam soils 51 soakaway 51 marble quarried 51 Loma Alta Creek 50 extract bitumen 50 permeable surfaces 50 embayments 50 gabion walls 50 phosphogypsum 50 porous limestone 50 granite bedrock 50 basalt formations 50 stormwater discharge 50 granite outcroppings 50 lime kiln dust 50 polluting waterways 50 Tug Fork 50 Lake Beseck 50 hardpan 50 Maruyama holed 50 drain inlets 50 Matanuska River 50 deep saline aquifer 50 tailings impoundment 50 Environmentally sensitive 50 volcanic basalt 50 squirrel burrows 50 sandy loams 50 dredgings 50 loamy sand 50 gently sloping hills 50 weeds sprouting 50 sandstone siltstone 50 impermeable liner 50 hydromulch 50 steep sloped 50 subsoils 50 shorebird habitat 50 intertidal marsh 50 boiler slag 50 dump raw sewage 50 highly erodable 50 overburden stripping 50 mucky mess 50 rootballs 50 Leviathan Mine 50 recoated 50 marl 50 geo textile 50 mangrove plantations 50 limestone dolomite 50 revetments 50 cypress pine 50 dolostone 50 gravel driveways 50 tailing ponds 50 steel pilings 50 tailing pond 50 dredged sediments 50 forested tract 50 disused mines 50 Alpine Paving 50 river Satluj 50 clastic reservoirs 50 hazardous waste landfills 50 silt laden 50 eroding shorelines 50 Hylebos Creek 50 bioretention 50 dune vegetation 50 overhanging cliffs 50 Herbicide spraying 50 sandstone boulders 50 earthen embankments 50 Lacamas Creek 50 desalinized 50 Tulloch Reservoir 50 renourished beach 49 permeable asphalt 49 Pilarcitos Creek 49 karst geology 49 bioswale 49 bridges viaducts 49 arundo 49 Killdeer Mountains 49 flowable fill 49 slurry ponds 49 Steep slopes 49 caliche 49 Hanson Aggregates 49 oxidation pond 49 Foisey Creek 49 pollute waterways 49 scrubber sludge 49 hardwood swamps 49 porous asphalt 49 Carmans River 49 ponded 49 erodible 49 pier jutting 49 frost heaving 49 Yule Marble 49 radioactive tailings 49 ironsand 49 Glenburn Pond 49 culverted 49 sewage outfall pipe 49 highly erodible soils 49 xeriscapes 49 abyssal plain 49 Chert 49 Cheesman Reservoir 49 storage casks 49 asbestos sheeting 49 situ bitumen 49 silica sand 49 infrequent cloudburst 49 Alliston Aquifer 49 tidal wetland 49 Agrico Chemical Co. 49 muddy quagmires 49 sluice box 49 cement kiln dust 49 unsewered areas 49 calcine 49 bauxite residue 49 gulleys 49 forested wetland 49 bulkheading 49 Hesco basket 49 Wingra Creek 49 clay loam soil 49 unlined pits 49 pervious surfaces 49 percolation ponds 49 sandy wasteland 49 streambank stabilization 49 cedar glades 49 gob pile 49 permeable pavers 49 silicified andesite 49 stormwater retention 49 freshwater aquifers 49 Queets River 49 effluent discharges 49 Kapuas River 49 millsite 49 Quarrying 49 sprayfield 49 coarse sand 49 rock revetment 49 asphalt overlays 49 riparian buffer 49 rock quarry 49 granite quarried 49 fencerows 49 erosion sedimentation 49 hardrock mine 49 Lombardy poplars 49 frac sand 49 marram 49 Pervious concrete 49 Ice Slicer 49 polluted stormwater runoff 49 fertilized lawns 49 pitheads 49 Tradewater River 49 Lunguya 49 unlined trenches 49 thickly vegetated 49 bituminous pavement 49 slag piles 49 heavily treed 49 metamorphic rock 49 gypsum stack 49 bentonite clay 49 rotting timbers 49 glacial moraine 49 silty sand 49 aquaculture ponds 49 retention basin 49 monofill 49 Huge chunks 49 asphalt binder 49 unzoned 49 incinerator ash 49 bogs swamps 49 concrete caissons 49 ponds 49 clogged culvert 49 wastewater effluent 49 slickens 49 shellfishing waters 49 sandmining 49 manganese nodules 49 grassed waterways 49 stormwater overflows 49 iron sulphate 49 putrescible waste 49 silty soil 49 tailings pile 48 Drainage ditches 48 compacted clay 48 Semiahmoo Spit 48 Ninglick 48 overthrust belt 48 root wads 48 pine bark mulch 48 granitic rock 48 driveways walkways 48 roadbeds 48 bituminous overlay 48 windblown sand 48 manmade lakes 48 Kamishak Bay 48 irrigations systems 48 chemical deicers 48 gabion baskets 48 Longleaf pine 48 stilling basin 48 wood shingle roofs 48 nontidal wetlands 48 groundwaters 48 uncompacted 48 terminal moraine 48 Rockslides 48 alluvial plain 48 reclaimed wastewater 48 Rano Raraku 48 streambanks 48 stormwater retention ponds 48 shallower Cretaceous 48 pore spaces 48 unmineable 48 sandstone quarries 48 resevoir 48 sulfide mining 48 Huge boulders 48 salinity intrusion 48 sprayfields 48 glacial erratics 48 impermeable surfaces 48 unsewered 48 acid sulphate 48 leaking septic tanks 48 acquifers 48 brooks streams 48 acid sulphate soil 48 crushed limestone 48 silty mud 48 marram grass 48 Devonian limestone 48 pumpjacks 48 halite 48 Cattle graze 48 dredge spoils 48 dolomitic limestone 48 mill tailings 48 granite quarries 48 #km ² [002] 48 wasterwater 48 concrete batching 48 hydroseeding 48 gravel pit 48 acid sulphate soils 48 Muskeg River Mine 48 manganese ore mines 48 Kensico Reservoir 48 karstic 48 acid sulfate 48 glacial boulder 48 steep sandstone cliffs 48 timber pilings 48 granite limestone 48 wetland buffers 48 dump untreated sewage 48 Grindstone Creek 48 manmade ponds 48 sequester CO2 48 heap leach pads 48 geese droppings 48 unlined landfills 48 situ leach uranium 48 drainfield 48 Alviso Slough 48 remediating contaminated 48 limestone quarrying 48 Sewage spills 48 bituminous concrete 48 stormwater outfall 48 Albeni Falls Dam 48 blowdowns 48 outer Continental Shelf 48 Nemadji River 48 dune lakes 48 developable acreage 48 rodents burrowing 48 xeriscaped 48 Scrubgrass 48 hydrologically connected 48 eelgrass habitat 48 embanked 48 saline intrusion 48 Wongawilli 48 riparian plantings 48 bitumen extraction 48 Mispillion Harbor 48 Beaverdam Creek 48 naturally occurring radium 48 Dense forests 48 Saturated soil 48 contaminating groundwater 48 frost heaved 48 charcoal kilns 48 landfill leachate 48 pea gravel 48 alluvial gravel 48 Canatara 48 paste backfill plant 48 dust suppressant 48 LAKE OROVILLE 48 deicing salt 48 Leda clay 48 Hueco Bolson 48 Shootaring Canyon Mill 48 sediment runoff 48 swampy lowlands 48 riparian forests 48 emulsified asphalt 48 naturally occurring minerals 48 Porong River 48 wildlife underpasses 48 lateritic 48 landscaped berm 48 compacted soils 48 drainage basins 48 Lake Nighthorse 48 mineshafts 48 solar evaporation ponds 48 test borings 48 rills 48 PROSSER LAKE 48 discharge effluent 48 Floridian aquifer 48 pervious paving 48 carboniferous 48 freshwater streams 48 pyritic rock 48 Tanker spills 48 Hassayampa River 48 alluvial tin 48 sandstone bluffs 48 nitrates phosphates 48 basalt flows 48 Stora Sahavaara magnetite 48 marble quarries 48 scenic bluffs 48 shale extraction 47 shiplap 47 nonpotable 47 glauconite 47 Petrified wood 47 spatterdock 47 riparian corridors 47 synfuels plant 47 intertidal zones 47 reed bed 47 blasthole 47 Terracing 47 shorelands 47 chalk downland 47 kiln dust 47 argillaceous 47 regraded 47 slurried 47 impermeable layer 47 absorbs rainwater 47 gravelly soils 47 oak hammock 47 karst limestone 47 leaky septic tanks 47 wooded ravines 47 excavate trench 47 irrigate opium poppy 47 anhydrite 47 effluent ponds 47 metalliferous 47 Lake Delton overflowed 47 Stormwater drains 47 silt dredged 47 sodic 47 fieldstones 47 polluted soils 47 dig burrows 47 alluvial gravels 47 Alligator Creek 47 glacial outwash 47 stone quarried 47 granite setts 47 contaminate aquifers 47 Proppant 47 dumping raw sewage 47 esker 47 quarried stone 47 placer workings 47 pediment gravels 47 subsidences 47 micaceous 47 Heretaunga Plains 47 patios walkways 47 Great Crested Newts 47 Bandmill 47 dams spillways 47 glass cullet 47 polluting groundwater 47 sinkholes 47 sewer outfalls 47 wetland vegetation 47 Whatcom Waterway 47 underground coal seams 47 upland forests 47 limestone sandstone 47 porphyritic intrusive 47 Water hyacinth 47 Yellow Breeches Creek 47 diatomite 47 driftwood logs 47 expose coal seams 47 stormwater outfalls 47 Dutra Materials 47 concrete batching plant 47 discharging wastewater 47 coalbed 47 Wakapuaka 47 greasewood 47 muskeg 47 conifer needles 47 freshwater swamps 47 beet juice mixture 47 Tubli Bay 47 tall prairie grasses 47 freshwater lakes rivers 47 saltpans 47 mica schist 47 crystalline silica 47 Puna Pau 47 quarrying 47 locally quarried 47 retention basins 47 cryogenic rubber 47 Ganaraska River 47 lush farmlands 47 millings 47 Upper Floridan aquifer 47 stone abutments 47 stockwater 47 irrigate landscaping 47 treeless plain 47 Laterite 47 ROM ore 47 revetment 47 Saltcedar 47 raw sewage spilling 47 stone outcroppings 47 Tontitown landfill 47 limestone outcrops 47 liquid calcium chloride 47 Coralville Dam 47 dolomite limestone 47 frost heave 47 renourish beaches 47 Palar river 47 saltpan 47 slimes dam 47 retaining walls 47 overhanging vegetation 47 subsurface soils 47 tailings 47 Navajo Sandstone 47 Cienega Creek 47 poison baits 47 opencast pit 47 highwalls 47 gunite pool 47 remnant bushland 47 headwater stream 47 mesic 47 Manigotagan 47 cementitious materials 47 rototilled 47 silt buildup 47 anti icer 47 Accabonac Harbor 47 sludge ponds 47 mined gypsum 47 steep dropoffs 47 cherts 47 Sewage sludge 47 sandy gravel 47 Mehoopany Creek 47 cyanide heap leach 47 coastal dune 47 Tapuli Stora Sahavaara 47 Glauconitic 47 salt cedars 47 loess soil 47 vibro compaction 47 hummocks 47 renourishing 47 cenospheres 47 Coromandel Great Barrier 47 tarry substance 47 trunklines 47 rock groynes 47 Uncompahgre River 47 Nippersink Creek 47 bull dozed 47 Skunk Hollow Road 47 Idarado 47 Salar de Atacama 47 mag chloride 47 siliceous sediments 47 gabions 47 garimpeiro 47 archeologically sensitive 47 ridgetops 47 silt fences 47 granite boulders 47 stacker reclaimer 47 buffel grass 47 mesquite bushes 47 vegetated buffers 47 silt 47 desalinate brackish 47 Groundwater contamination 47 compacted gravel 46 Uinta basin 46 extracting minerals 46 corrugated metal pipe 46 gravelled 46 unpaved airfields 46 blanket bog 46 carbonate formations 46 streambeds 46 street sweepings 46 gypsum byproduct 46 limestone slabs 46 porous pavers 46 rainwater cisterns 46 sandy shorelines 46 wood chippings 46 lacustrine 46 tributary creeks 46 hydrocarbon saturation 46 mixture CWM 46 piping plover nesting 46 Snake River Plain 46 UNION VALLEY RESERVOIR 46 Calcium chloride 46 floodprone 46 Gunlock Reservoir 46 tidally influenced 46 pumping grout 46 drainfields 46 soundwalls 46 topsoils 46 pier pilings 46 digester tanks 46 pristine beachfront 46 Orakei Basin 46 toxic tailings ponds 46 stream buffers 46 limerock roads 46 Fishtrap Lake 46 Monashka Bay 46 wetlands floodplains 46 hilly topography 46 overfertilizing 46 Kennecott Minerals 46 Ponding 46 Flooding closes 46 Tenderfoot Mountain 46 cypress tupelo 46 jack hammering 46 Sibelco 46 talus slopes 46 forested watersheds 46 Copalis Beach 46 freshwater springs 46 Teewah Beach 46 Aravali hills 46 dune walkovers 46 cottonwood groves 46 infilled 46 sanitary sewer mains 46 Navajo sandstone 46 geomembrane 46 sandspit 46 sewer manholes 46 granulated rubber 46 dolomitic 46 freshwater wetland 46 leach toxins 46 Gaviota coast 46 Queensland Surat Basin 46 Tenabo 46 basalt boulders 46 acerage 46 opencast mine 46 subtidal 46 superfund cleanup 46 lithium boron 46 clam beds 46 Mima Mounds 46 diamondiferous kimberlite pipes 46 brecciated silicified 46 resevoirs 46 opencast coal mine 46 Artificial reefs 46 digging drainage ditches 46 brackish groundwater 46 unlined waste 46 driveway aprons 46 saltworks 46 Permeable pavers 46 bio swales 46 posthole 46 riparian zones 46 pollutant discharges 46 Whittaker Bermite 46 Buffer zones 46 hydraulically fracture 46 Moyie River 46 TCE trichlorethylene 46 treeless tundra 46 tailings dumps 46 Glendo Reservoir 46 Diking 46 unpermitted discharges 46 gold bearing gravels 46 spiles 46 Altman Tract 46 caprock 46 bark crevices 46 Rinker Materials 46 tableland 46 diatomaceous earth 46 surficial aquifer 46 sedimentation pond 46 footwide 46 tarmacadam 46 quay walls 46 hummock 46 recharge basins 46 cliffsides 46 duff layer 46 intermittent streams 46 WBB Minerals 46 silt fencing 46 revegetate 46 sludges 46 Lafarge Aggregates 46 asphalt 46 culverts ditches 46 oily wastes 46 mosquito larvicide 46 Ammonoosuc River 46 Wacissa 46 drains overflowed 46 Lake Keechelus 46 McClusky Canal 46 Vast expanses 46 Agua Hedionda 46 cinder cones 46 SAGD Steam Assisted Gravity 46 coniferous forest 46 overlying sedimentary 46 peaty soil 46 Jiggs Landing 46 Biscayne Aquifer 46 volcanic cinders 46 readymix concrete 46 Sisquoc River 46 overhanging tree limbs 46 saltmarshes 46 waves gently lapping 46 milfoil infestation 46 stone quarry 46 hillslopes 46 sandy ridges 46 roadside verges 46 Manhan River 46 carbonaceous shale 46 Overgrown grass 46 claystone 46 replenish aquifers 46 towering cottonwoods 46 paleochannel 46 carbonate sediments 46 Mamm Creek 46 streambank erosion 46 Overseeding 46 baylands 46 contaminant plume 46 swales 46 pelletization 46 McMurdo Dry Valleys 46 Caracol Formation 46 riverway 46 redgum 46 cedar mulch 46 fly ash 46 drystone 46 Martin Marietta Aggregates 46 intertidal habitat 46 secondary clarifiers 46 aquifer recharge zone 46 Kayaker rescued 46 El Manto 46 Nithi Mountain 46 gravel containing erionite 46 overflowing septic tanks 46 basements flooded 46 evaporation pond 46 highwall 46 shale sedimentary 46 Lustdust 46 snowfence 46 Polluted runoff 46 stormwater pipes 46 Lepes Road 46 Mountaintop removal coal 46 forested ravine 46 peat moss vermiculite 46 railroad sidings 46 Fracking involves injecting 46 subbase 46 ferruginous 46 blufftop 46 topsoil 46 gypsum mines 46 spawning habitats 46 aspen parkland 46 Devonian reef 46 #cu m [001] 46 sand blaster 46 dredged sand 46 Coster Shop 46 rusting rebar 46 jheel 46 Keechelus Lake 46 auxiliary spillway 46 sage grouse mating 46 Vallecito Reservoir 46 Jurassic carbonate 46 Louisiana coastal marshes 46 shallow aquifer 46 muddy ruts 46 desolate expanse 46 discharging polluted 46 Lophelia 46 sandy bottomed 46 calcareous 46 tidal salt marsh 46 bunding 46 pervious concrete 46 Alakai Swamp 46 Lake Musconetcong 46 Treated wastewater 46 radioactively contaminated 46 toxic tailing ponds 46 Late Paleozoic 46 dynamic compaction 46 Nicomekl River 46 thinly layered 46 sandpits 46 desalinisation 46 dumptruck loads 46 pelletising plant 46 bituminous surfacing 46 docks piers 46 Unami Creek 46 barrow pit 45 septic tank effluent 45 Overlook Estates 45 Puesto Morales Rinconada Concession 45 JFK Causeway 45 Kickemuit River 45 porous pavement 45 vein outcrops 45 Razor clams 45 sand quarrying 45 breakwalls 45 Voights Creek 45 recharge underground aquifers 45 Wairau Bar 45 Eel River Canyon 45 dumpyard 45 caribou calving 45 slag byproduct 45 brickfields 45 bark chippings 45 foresting 45 Aravalli hills 45 sandstone formations 45 crushed eggshells 45 slag cement 45 Swollen corpses dotted 45 madrone trees 45 artesian wells 45 interceptor sewers 45 Hungry Horse Dam 45 Z Humor hate 45 fine grained sandstone 45 Bamberton 45 hematite goethite 45 Swimmer drowns 45 playa lake 45 wellfields 45 tire crumb 45 photosynthesis Solazyme does 45 Garbage dumps