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(Click for frequent words.) 66 riparian habitats 65 longleaf pine ecosystem 65 upland forests 65 headwater stream 64 Cheesman Reservoir 64 riparian forests 63 watersheds 63 mixed conifer forests 63 coniferous forest 62 spruce fir forest 62 conifer forest 62 forested lands 62 cypress tupelo 62 sagebrush steppe 62 riparian corridors 61 bottomland forests 60 ponderosa pine forests 60 upland habitats 60 bottomland hardwood forests 60 coastal sage scrub 60 streambanks 60 Vallecito Creek 60 conifer forests 60 salmon spawning grounds 60 freshwater wetland 60 brook trout habitat 60 prairie grasslands 60 beech forests 60 spruce fir 60 mesic 59 unfragmented forest 59 ponderosa pine trees 59 riparian ecosystems 59 shrub steppe 59 riparian forest 59 subalpine meadows 59 temperate rainforest 59 piñon juniper 59 Peninsular bighorn sheep 59 forested wetlands 59 deciduous forests 59 intensively cultivated 59 Wildfires ravage 59 hardwood swamps 59 streamside habitat 59 seabird nesting 59 Saltcedar 59 Amazonian forest 59 eroding shorelines 59 Roadless areas 59 Freshwater mussels 59 Seagrasses 59 unroaded 59 freshwater aquifer 58 streamside forests 58 salinisation 58 aquatic habitats 58 seacoasts 58 piñon pine 58 aspen forests 58 bottomland hardwood forest 58 wetland ecosystems 58 oak savannah 58 pinyon juniper 58 prairie grassland 58 Longleaf pine 58 riverways 58 riparian zones 58 Hydroelectric dams 58 oak hickory forest 58 sage scrub 58 bottomland hardwood 58 riparian woodlands 58 ecoregion 58 shortleaf pine 58 wetlands floodplains 58 Sisquoc River 58 Lahontan cutthroat 58 wildlife corridors 58 spruce fir forests 57 river drainages 57 forests 57 woodland habitats 57 undammed rivers 57 upland meadows 57 Pine beetles 57 lakeshores 57 blufflands 57 Tropical rainforests 57 Kalmiopsis Wilderness 57 estuarine habitats 57 Streamflows 57 wetlands woodlands 57 understorey 57 ponderosas 57 headwater streams 57 grassland habitats 57 floodplains wetlands 57 lakes 57 virgin rainforests 57 limestone grassland 57 shortgrass prairie 57 pine groves 57 bottomland hardwoods 57 wetlands grasslands 57 Water hyacinth 57 coniferous forests 57 Steep slopes 57 Lodgepole pine 57 vernal pool habitat 57 cypress tupelo swamp 57 temperate rainforests 57 pinon pines 57 biodiverse ecosystems 57 Caledonian pine 57 Forested 57 juniper woodlands 57 saltmarshes 57 deer wintering 57 woodlands wetlands 57 trembling aspen 57 delicate ecosystems 57 rivers 57 variable milfoil 57 clearcut logging 57 woodland grassland 57 equatorial rainforests 57 pristine roadless 57 sedge meadow 57 heathlands 57 tidal salt marsh 57 piñon pines 57 coldwater fisheries 57 merchantable timber 57 shrublands 56 pine savanna 56 saline intrusion 56 swamps marshes 56 tussock grasslands 56 foresting 56 grassland ecosystems 56 alluvial soils 56 Ossipee Pine Barrens 56 rhododendron thickets 56 mountain meadows 56 Boreal forests 56 sandy ridges 56 Bald cypress 56 freshwater swamps 56 freshwater lakes rivers 56 Ogallala aquifer 56 shrub steppe habitat 56 riparian wetland 56 tidal wetland 56 forests meadows 56 Cattle grazing 56 heather moorland 56 lodgepole pine forest 56 groundwater aquifer 56 uplands 56 mangrove plantations 56 rangeland grasses 56 streambank erosion 56 fishable waters 56 ponderosa pine forest 56 Polluted runoff 56 infertile soils 56 upland habitat 56 Yolo Bypass 56 subalpine 56 tortoise habitat 56 deciduous woodlands 56 oak savannas 56 cottonwood willow 56 Snowpacks 56 Heretaunga Plains 56 evergreen forests 56 wetlands prairies 56 barrens 56 topsoil erosion 56 cedar glades 56 freshwater aquifers 56 heavily timbered 56 Chilcotin Plateau 56 prairies wetlands 56 airsheds 56 heavily vegetated 56 salt marsh habitat 56 nutrient inputs 56 bark beetle infestations 56 undeveloped shoreline 56 freshwater springs 56 chalk grassland 56 Cheoah River 56 highly erodible soils 56 beaver ponds 56 sagebrush grasslands 56 groundwater aquifers 56 aspen groves 55 herbaceous vegetation 55 Nahanni River 55 waterfowl habitats 55 groundwaters 55 rivers estuaries 55 coastal marine ecosystems 55 overpumped 55 ecologically sensitive areas 55 cedar hemlock 55 migratory bird populations 55 Floodplains 55 navigable rivers 55 peat swamps 55 Bolinas Ridge 55 Cattle graze 55 waterfowl nesting 55 Upper Floridan Aquifer 55 unlogged forests 55 Sourland Mountain 55 southcentral Montana 55 woodlands 55 peat soils 55 redwood groves 55 Brackish water 55 toxins leaching 55 grasslands wetlands 55 Kensico Reservoir 55 re vegetating 55 Jocassee Gorges 55 polluted stormwater runoff 55 peat lands 55 mule deer habitat 55 riparian buffer zones 55 unlogged 55 Vast expanses 55 streamside vegetation 55 shrubland 55 Pinaleno Mountains 55 bogs swamps 55 topsoils 55 forested 55 Sugar maples 55 Pasayten Wilderness Area 55 tropical savanna 55 coldwater streams 55 unsewered 55 wetland habitats 55 freshwater tidal marsh 55 Imnaha River 55 mussel populations 55 cyanobacterial blooms 55 semiarid regions 55 recharge groundwater 55 tidal estuaries 55 wintering habitat 55 agriculturally productive 55 river catchments 55 pinyon pines 55 woodlands grasslands 55 wetland ecosystem 55 blowdowns 55 temperate forests 55 glaciated peaks 55 estuarine ecosystems 55 shorebird habitat 55 wetland vegetation 55 lowland forests 55 marshy terrain 55 limestone outcrops 55 roadless wilderness 55 brushy terrain 55 brook trout fishery 55 wildlife habitat 55 irrigating crops 55 Wanaque Reservoir 55 hydrologically connected 55 Mississippi Alluvial 55 Shivaliks 55 remnant vegetation 55 pines oaks 55 fencerows 55 mature lodgepole pine 55 dense rainforests 55 Modoc Plateau 55 longleaf pine trees 55 grass prairies 55 estuarine habitat 55 nontidal wetlands 55 montane forests 55 freshwater habitats 55 scrub shrub 55 insect outbreaks 55 biologically diverse regions 55 mussel species 55 karst formations 54 waterways 54 lowland forest 54 understory vegetation 54 thickly vegetated 54 depleted aquifers 54 alpine ecosystems 54 Garry oak 54 cropland pastures 54 oak poplar 54 caribou calving 54 Algodones Dunes 54 ecoregions 54 wetlands flood plains 54 windswept slopes 54 reedbeds 54 aquatic ecosystems 54 irrigated farmlands 54 rocky intertidal 54 montane 54 aquatic biodiversity 54 Soil erosion 54 arid semi arid 54 longleaf pine forests 54 nitrogen deposition 54 blanket bog 54 Eightmile 54 chalk downland 54 increased storminess 54 hydrological cycles 54 intertidal marsh 54 alpine terrain 54 wetlands 54 lush forested 54 buffel grass 54 irrigate farmland 54 Little Assawoman Bay 54 coastal bays 54 cypress swamp 54 juniper forests 54 pollutant discharges 54 replenish aquifers 54 streambeds 54 grassy balds 54 embayments 54 tableland 54 eucalypt forests 54 vegetations 54 migratory corridors 54 inholdings 54 riparian corridor 54 longleaf forest 54 estuarine ecosystem 54 Contaminated groundwater 54 migratory bird habitat 54 flatwoods 54 Moapa dace 54 Scapegoat Wilderness 54 Prescribed burning 54 wetland soils 54 nitrogen leaching 54 hemlock groves 54 pristine rainforest 54 plantlife 54 Woodland Caribou 54 Camanche Reservoir 54 coral ecosystems 54 wildlife habitats 54 Wasatch Plateau 54 Wickiup Reservoir 54 ecosystems 54 Lake Okaro 54 reclaimed wastewater 54 Snake River Plain 54 aquatic ecosystem 54 degraded soils 54 Alligator gar 54 fine grained sediment 54 Rockslides 54 populous Front Range 54 bunchgrass 54 acid sulphate soil 54 biodiversity hotspot 54 pinon pine 54 hardwood forests 54 Lake Champlain basin 54 moss draped oak 54 Corkscrew Swamp 54 tamarisks 54 prehistoric archaeological 54 saltwater marshes 54 Hylebos Creek 54 Snow dusts 54 river basins 54 oak savannahs 54 meadowland 54 Cucumber Gulch 54 freshwater marsh 54 irrigated farmland 54 oxbow lakes 54 grass sagebrush 54 Weminuche 54 Mattawoman Creek 54 Clatsop Tillamook 54 whitebark pines 54 woody vegetation 54 recharges groundwater 54 Vallecito Reservoir 54 scrub oaks 54 Woodland caribou 53 creek bottoms 53 blackwater stream 53 marshes swamps 53 eucalyptus forests 53 lodgepole pine forests 53 salamander habitat 53 longleaf pine forest 53 unfarmed 53 aspen stands 53 Canada Boreal Forest 53 Elephant Butte Reservoir 53 alpine tundra 53 Wilson phalaropes 53 balds 53 Chihuahuan desert 53 Fremont Winema National 53 inland bays 53 Newberry Crater 53 cork oaks 53 scenic waterfalls 53 mangrove vegetation 53 pristine forests 53 forested uplands 53 coastal dune 53 forest understory 53 equatorial forests 53 bays estuaries 53 wooded ravines 53 grizzly habitat 53 sparsely vegetated 53 ungrazed 53 Econlockhatchee River 53 reservior 53 Prescribed burn 53 Wildfire rages 53 Wildfires rage 53 Sand dunes 53 Friant Kern Canal 53 Atchafalaya River Basin 53 Louisiana coastal marshes 53 sagebrush plains 53 grassland ecosystem 53 saline groundwater 53 upper Fryingpan 53 parks greenbelts 53 revegetating 53 freshwaters 53 leopard frog 53 pygmy perch 53 pristine rainforests 53 Excess nutrients 53 cedar swamp 53 damming rivers 53 boreal toads 53 playa lakes 53 hemlock forests 53 pine flatwoods 53 weed infestation 53 creekbeds 53 Wenaha Tucannon Wilderness 53 watertable 53 acid sulphate soils 53 alkaline soils 53 spawning habitats 53 steelhead spawning 53 alluvial plain 53 Prescribed fires 53 aquatic invertebrates 53 paramo 53 tributary creeks 53 acidic soils 53 Lodgepole pines 53 Cordillera Blanca 53 pine beetle infestations 53 lakebeds 53 Okataina 53 Arapaho Roosevelt 53 fertile lowlands 53 Agusan River 53 freshwater ecosystems 53 overstory 53 Ptarmigan Peak 53 overhanging vegetation 53 Linville Gorge Wilderness 53 salt cedars 53 Succulent Karoo 53 floristic 53 Manti La Sal 53 sage grouse populations 53 desertified 53 fir forests 53 cypress pine 53 eutrophic 53 calcareous soils 53 Storms pummel 53 Steep terrain 53 sparse vegetation 53 riparian woodland 53 harvestable timber 53 forested ridge 53 refugia 53 hardwood forest 53 freshwater mussel 53 aquifer recharge 53 freshwater impoundments 53 headwaters 53 Tsolum River 53 early successional habitat 53 Tomales Point 53 Meduxnekeag River 53 Cienega Creek 53 teepee rings 53 sandy plains 53 Upper Klamath Basin 53 mangrove estuary 53 deciduous hardwood 53 Overflowing rivers 53 montane forest 53 pinyon 53 sandstone bluffs 53 Subarctic 53 Similkameen Valley 53 northern leopard frogs 53 bottomland forest 53 savanna grasslands 53 semi arid Sahel 53 oligotrophic 53 transmountain 53 Glastenbury Mountain 53 riparian vegetation 53 Batiquitos Lagoon 53 artesian springs 53 shellfishing waters 53 duff layer 53 subalpine fir 53 sandy wasteland 53 Abundant rainfall 53 Scofield Reservoir 53 freshwater estuaries 53 Rogue Umpqua 53 fertilized lawns 53 freshwater wetlands 53 soil salinity 53 mountain snowmelt 53 limber pine 53 forested tracts 53 Sourlands 53 vegetation 53 Sonoita Elgin 53 cedar swamps 53 Roadsides 53 headwater 53 biomasses 53 pinion juniper 53 Xe Bang Fai 53 Knotweed 53 Amargosa River 53 ranchlands 53 overthrust belt 53 pine bark beetle 53 Santa Ritas 53 tallgrass prairies 53 Maurepas Swamp 52 wildfires scorch 52 Kuiseb River 52 coastal lowlands 52 Warm Springs Dam 52 acquifer 52 Andean Cordillera 52 fertile soils 52 Creek drainages 52 Shoal Lakes 52 brook trout populations 52 grizzly populations 52 Neuse River basin 52 deep saline aquifer 52 Reecer Creek 52 xeric 52 condor sanctuary 52 wetland riparian 52 soils 52 remnant bushland 52 nitrate concentrations 52 Athabasca watershed 52 Turtle Mountains 52 lowlands 52 Lake Mainit 52 shallow aquifers 52 whitetail habitat 52 northerly latitudes 52 beech forest 52 clergymen commemorated 52 undammed river 52 Peavine Peak 52 blackwater streams 52 Absaroka Beartooth Wilderness 52 aspen parkland 52 aquaculture ponds 52 juvenile salmonids 52 nonnative invasive 52 trout stocked 52 boreal caribou 52 Pembina Gorge 52 dune lakes 52 Mokelumne River watershed 52 biodiverse 52 Particulate pollution 52 melting snowpacks 52 windward slopes 52 Glendo Reservoir 52 Wacissa 52 Brazil Pantanal 52 riverine forests 52 Rotoehu 52 heathland habitat 52 Peatland 52 tamarisk removal 52 riversides 52 forested buffers 52 reef habitats 52 irrigated alfalfa 52 Seyden 52 Overgrazing 52 leeward slopes 52 hilly pine 52 Delaware Inland Bays 52 Carden Alvar 52 pristine woodlands 52 Douglas fir forests 52 Environmentally sensitive 52 tidal marshes 52 Morro Bay estuary 52 fescue pastures 52 Wet Mountains 52 sandy shorelines 52 riparian habitat 52 bioregion 52 mangrove wetlands 52 forestlands 52 tidally influenced 52 El Yunque rain 52 backwater lakes 52 Lake Umbagog 52 Uncompahgre Plateau 52 Vast stretches 52 habitats 52 lodgepole pine trees 52 mule deer herds 52 Putah 52 endangered silvery minnow 52 Ips beetles 52 northern boreal forests 52 ancient redwood 52 brooks streams 52 oak hickory 52 Vilcanota river 52 wintering bald eagles 52 Pepacton Reservoir 52 catchment basins 52 wildflowers bloom 52 Tantramar Marsh 52 tidal wetlands 52 cypress forest 52 arundo 52 backwater sloughs 52 Tulloch Reservoir 52 farmable 52 reed canary grass 52 blister rust 52 Maroon Bells Snowmass 52 douglas fir 52 lodgepole forest 52 grassland habitat 52 wolverine habitat 52 viewscapes 52 pinon trees 52 saltwater estuaries 52 brackish marsh 52 heavily treed 52 Kaibab Plateau 52 Harding Icefield 52 Goonoo 52 Kelani River 52 glacially carved 52 trout stream 52 boreal regions 52 woodpecker habitat 52 vineyards orchards 52 forestry plantations 52 Gwent Levels 52 Palisades Reservoir 52 cajeput 52 turtle nesting beaches 52 Tustumena Lake 52 palmetto scrub 52 nesting waterfowl 52 Anaktuvuk 52 conifer needles 52 Lemolo Lake 52 Chilko Lake 52 recharging groundwater 52 mountain snowpacks 52 manmade ponds 52 brown trout fishery 52 dry deciduous forests 52 Fork Flathead 52 Dolly Sods 52 xeriscapes 52 Sespe Condor Sanctuary 52 greenland 52 tropical savannah 52 cypress domes 52 upland prairie 52 Nissitissit River 52 densely settled 52 Ecuadorian Andes 52 tablelands 52 Soil compaction 52 freshwater ponds 52 peat bogs 52 gurgling streams 52 nutrient leaching 52 pinelands 52 Huaihe river 52 Bitterroot Range 52 upland sandpipers 52 blackland prairie 51 virgin forests 51 grasslands woodlands 51 cormorant colony 51 Banklick Creek 51 salinization 51 sediment basins 51 Aspetuck River 51 sequester atmospheric 51 clearcuts 51 grasses forbs 51 desert tortoise habitat 51 whitetop 51 Hine emerald dragonfly 51 melaleuca trees 51 groundwater depletion 51 Tule elk 51 threatened desert tortoise 51 wintering eagles 51 Waianae Mountains 51 Chenier Plain 51 Tapajós 51 grasslands 51 Seawater desalination 51 caribou habitat 51 pine beetle outbreaks 51 fragile marine ecosystems 51 algal mats 51 ridgetops 51 Ammonoosuc River 51 gulches 51 Fires ravage 51 mule deer herd 51 Pootatuck River 51 madrone trees 51 Peconic Estuary 51 rocky terrains 51 prairie pothole 51 wetland 51 Searchers scoured 51 biotopes 51 Cogon grass 51 Venezuela expropriates 51 meandering creeks 51 Mata Atlantica 51 artesian aquifer 51 gray wolf populations 51 acid sulfate 51 Liaohe River 51 streambank 51 sloping terrain 51 Arctic Caribou Herd 51 Sheep graze 51 Huron Manistee 51 forested tract 51 stony soils 51 alluvial flats 51 dammed rivers 51 Wildfire threatens 51 rocky ridges 51 emergent vegetation 51 brackish groundwater 51 wolves roam 51 saltwater estuary 51 coastal temperate rainforest 51 Prolonged droughts 51 unfragmented 51 Controlled burns 51 grape orchards 51 sedge grass 51 Uncompahgre River 51 jarrah forest 51 gently sloping hills 51 spruce budworm 51 Overfishing pollution 51 aquatic grasses 51 piñon trees 51 silvery minnow 51 swampy terrain 51 oak hammock 51 fertile topsoil 51 Ottauquechee River 51 frontcountry 51 aquatic insect 51 Elevenmile Canyon 51 migratory bird habitats 51 pollutes streams 51 Parma wallabies 51 sawgrass prairies 51 rugged topography 51 Snake River Plain Aquifer 51 treeless plain 51 Salar de Atacama 51 Featherville 51 Lake Keechelus 51 San Bernardino kangaroo rat 51 karri 51 salamander species 51 grow yerba mansa 51 tarplant 51 tanoaks 51 soil moistures 51 nutria ate 51 creeping northward 51 highland forests 51 bighorn habitat 51 Soil moisture levels 51 Duckabush 51 Greenhorn Gulch 51 limestone outcroppings 51 Lake Winnipegosis 51 Wilderness Areas 51 deep convective clouds 51 tadpole shrimp 51 subtropical rainforest 51 percolation pits 51 Sixes rivers 51 Tumalo Creek 51 antelope herds 51 Wilsons Prom 51 Forage availability 51 elderberry bushes 51 early successional forest 51 polynyas 51 Tehachapis 51 Nippersink Creek 51 coastland 51 oak savanna 51 woodland caribou habitat 51 intracoastal waterways 51 pine hemlock 51 threatened woodland caribou 51 Plumas Lassen 51 Portneuf River 51 river valleys 51 hypersaline 51 Chiricahua leopard frogs 51 Klamath basin 51 Coxs River 51 grassy woodlands 51 nutrient runoff 51 tropical subtropical 51 grassy meadows 51 juniper trees 51 Domoic acid neurotoxin 51 pine plantations 51 Stephens kangaroo rat 51 lodgepole forests 51 acequias 51 Mattole River 51 stormwater basins 51 Fryingpan River 51 Prolonged drought 51 acid sulphate 51 Albeni Falls Dam 51 sagebrush ecosystem 51 cypress swamps 51 Late Paleozoic 51 Soil moisture 51 Tenmile Creek 51 Pallid sturgeon 51 stream buffers 51 Ponderosa Pine 51 Kebler Pass 51 Storm drenches 51 Loggerhead Shrike 51 Hockomock Swamp 51 mountain ridgelines 51 swelled rivers 51 broadleaf woodland 51 Daintree rainforest 51 hydro electric dams 51 Hogtown Creek 51 nonfederal lands 51 white oak acorns 51 intertidal habitat 51 ancient redwoods 51 coulees 51 boreal 51 silt laden 51 Sunrise Ski Resort 51 Mobjack Bay 51 tupelo 51 Vernal pools 51 semi arid regions 51 Foisey Creek 51 Paroo River 51 pine beetle infested 51 Blackfoot Clearwater 51 blackland 51 intermountain west 51 milfoil infestation 51 desertlike 51 Invasive mussels 51 Arctic Coastal Plain 51 filter impurities 51 Stampede Reservoir 51 Trans Pecos region 51 machair 51 biologically diverse 51 arid climates 51 roundtail chub 51 volcanic soils 51 Otway Ranges 51 nearshore marine 51 Seamounts 51 BWCA Wilderness 51 freshwater streams 51 fertile cropland 51 hardrock mine 51 Emigrant Wilderness 51 unattended campfires 51 Citrus groves 51 northernmost reaches 51 Storm wreaks havoc 51 reintroducing lynx 51 degraded forests 51 phosphorus runoff 51 mixed conifer 51 Moyie River 51 campgrounds picnic 51 Peat bogs 51 waterfalls caves 51 milk vetch 51 Buttertubs Marsh 51 Baringo giraffes 51 watermilfoil 51 Megunticook River 51 endangered woodland caribou 51 shallow aquifer 51 lush subtropical 51 manzanitas 51 dense canopies 51 desalinate brackish 51 grassland 51 dissolved oxygen concentrations 51 forested wetland 51 salinity intrusion 51 aquatic flora 51 Arctic grayling 51 developable acreage 51 steep sloped 51 eelgrass beds 51 brome grass 51 Delmarva peninsula 51 Sierra Morena 51 borer infestation 50 nutrient loadings 50 nonnative trout 50 limestone quarries 50 Sandbars 50 naturally occurring radium 50 scenic landscapes 50 recharge basins 50 Gambel oak 50 berry patches 50 pine forests 50 degraded ecosystems 50 Magalloway 50 unburned fuels 50 luxuriant vegetation 50 Teztan Biny 50 moorlands 50 revegetated 50 sword ferns 50 drift eastward 50 Groundwater contamination 50 stringybark 50 bioregions 50 gentle rolling hills