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(Click for frequent words.) 63 fragile ecology 63 delicate ecosystems 62 ecosystems 61 fragile ecosystem 61 coastal ecosystems 59 wildlife habitats 57 freshwater ecosystems 56 salmon spawning grounds 55 coral reefs 55 pristine coral reefs 55 habitats 54 marine ecosystems 54 Rio Grande silvery minnow 54 pristine shorelines 54 freshwater habitats 54 ecologically sensitive areas 54 degraded ecosystems 54 pristine coral reef 54 ocean ecosystems 54 biodiversity 53 aquatic ecosystem 53 fauna 53 streamside habitat 53 nesting habitats 53 marine ecosystem 53 ecological 52 sea turtle populations 52 aquatic ecosystems 52 Tropical rainforests 52 biodiverse ecosystems 52 giant garter snake 52 reef habitats 51 Everglades ecosystem 51 pristine rainforest 51 tortoise habitat 51 Invasive plants 51 mangrove ecosystem 51 Overfishing pollution 51 coral reef ecosystems 51 seagrass beds 51 pristine wilderness 51 marine habitats 51 riverine ecosystems 51 upland habitats 51 wetlands 51 treasured landscapes 51 ecosystem 51 viewscapes 50 ecology 50 habitat 50 wildlife habitat 50 migratory bird habitat 50 pristine rainforests 50 wetland ecosystem 50 snail kite 50 fragile marine ecosystems 50 bio diversity 50 biodiverse 50 Pine beetles 50 freshwater aquifers 50 pristine forests 50 mangrove ecosystems 50 ecotourism 49 Moapa dace 49 coastlines 49 coral habitats 49 biodiversity hotspot 49 Galapagos volcano erupts 49 nesting seabirds 49 reef ecosystems 49 biologically diverse 49 wildlife 49 turtle nesting sites 49 Sian Ka'an 49 aquatic habitats 49 seabird populations 49 riparian habitats 49 tropical rainforests 49 Ramsar wetlands 49 tidal estuaries 49 flatback turtle 49 Seagrasses 49 Osa Peninsula 49 riparian ecosystems 49 mussel populations 48 bays estuaries 48 Gila chub 48 ecologically sensitive 48 ecologies 48 acidic oceans 48 eco tourism 48 tidal wetlands 48 marine ecology 48 wetland ecosystems 48 unspoiled wilderness 48 forest ecosystems 48 sagebrush steppe 48 ecologically fragile 48 deforestation overfishing 48 Yasuni National 48 streambanks 48 Chiquibul 48 mangrove forests 48 streamside forests 48 biosphere 48 aquatic biodiversity 48 eelgrass meadows 48 reefs 48 wetland habitats 48 aquatic fauna 48 mega deltas 48 wildlife corridors 47 seagrasses 47 towering icebergs 47 Kakadu wetlands 47 endangered leatherback turtles 47 coral ecosystems 47 desert tortoise habitat 47 marine biodiversity 47 biodiverse regions 47 enormous sperm whales 47 peat swamps 47 ecologically 47 riparian zones 47 livelihoods 47 coastal wetlands 47 paramo 47 Soil erosion 47 garigue 47 damming rivers 47 flora fauna 47 orangutan populations 47 Belize Barrier Reef 47 flora 47 shorebird habitat 47 rainforests 47 flatback turtles 47 freshwater springs 47 Kimbe Bay 47 Coral reef 47 Rainforests 47 endemic species 47 betel leaf farming 47 deepwater corals 47 seabird breeding 47 tropical coral reefs 47 endangered marine mammals 47 coral reefs mangroves 46 derelict fishing trawlers 46 salt marsh habitat 46 deforestation desertification 46 vernal pool species 46 aquatic habitat 46 virgin rainforest 46 northwestern Hawaiian Islands 46 saltmarshes 46 birdlife 46 El Yunque rainforest 46 environmentally sensitive 46 estuarine habitat 46 endangered rainforests 46 aquatic flora 46 cork oak forests 46 Amazonian rainforest 46 eroding shorelines 46 endangered wood stork 46 freshwater wetlands 46 wildlife sanctuaries 46 coastland 46 marine mammals sea turtles 46 biologically diverse ecosystems 46 humpback chub 46 environmental degradation 46 biologically diverse regions 46 Quino checkerspot butterfly 46 turtle nesting beaches 46 native flora 46 migratory bird populations 46 EPA Greenhouse gases 46 endangered loggerhead turtles 46 endangered orangutan 46 Amazon Rainforest 46 orangutan habitat 46 Canada Boreal Forest 46 Porcupine caribou herd 46 watersheds 46 Warmer seas 46 endangered seabirds 46 corals reefs 46 pristine coastline 46 vaquita 46 freshwaters 45 threatened coho salmon 45 southwestern willow flycatcher 45 archeological sites 45 rainforest 45 ecologically sensitive wetlands 45 wetlands floodplains 45 dune lakes 45 endangered mountain gorillas 45 Hector dolphins 45 seabird colonies 45 Ossipee Pine Barrens 45 Invasive species 45 Mangrove forests 45 penguin colonies 45 migratory bird flyway 45 acquatic 45 coral reef ecosystem 45 Chilean Patagonia 45 coastal mangrove forests 45 biosphere reserve 45 nesting herons 45 shrub steppe habitat 45 conserve biodiversity 45 coastlands 45 endangered species 45 eelgrass beds 45 wetlands flood plains 45 tropical savanna 45 sagebrush ecosystem 45 vessel groundings 45 western snowy plover 45 coastal marine ecosystems 45 Parque Nacional 45 longleaf pine ecosystem 45 Serengeti ecosystem 45 Amazon rainforests 45 estuaries 45 Yasuní 45 cypress forest 45 eco lodge 45 Roadless areas 45 tidepools 45 Teshekpuk Lake 45 Peconic Estuary 45 nonnative snakes 45 biotope 45 nesting sea turtles 45 Maui dolphin 45 vulnerable marine ecosystems 45 Bottom trawling 45 prawn farms 45 marbled murrelets 45 grassland ecosystem 45 migratory bird habitats 45 capercaillie 45 tidal salt marsh 45 temperate rainforests 45 endangered bowhead whales 45 condor sanctuary 44 rocky intertidal 44 cork oaks 44 seagrass habitat 44 wreaking ecological 44 indigenous flora 44 wildife 44 tidal shoreline 44 Hydroelectric dams 44 polar bears caribou 44 remaining mountain gorillas 44 Chihuahuan Desert 44 viewsheds 44 endangered orangutans 44 mule deer habitat 44 mountain plovers 44 dunes sagebrush lizard 44 freshwater marshes 44 tarplant 44 marine biota 44 Albemarle Pamlico 44 indigenous cultures 44 riparian habitat 44 eco lodges 44 coastal dune 44 archaeological sites 44 orang utan habitat 44 Ramsar wetland 44 biodiversity hotspots 44 willow flycatcher 44 Coral reefs 44 sagebrush ecosystems 44 mangroves 44 giant sequoia trees 44 grizzly habitat 44 woodpecker habitat 44 waterfowl habitats 44 nesting birds 44 wild salmon fishery 44 biota 44 mangrove wetlands 44 endangered chinook salmon 44 vernal pool habitat 44 biosphere reserves 44 blanket bog 44 island paradises 44 temperate rainforest 44 Amazonian forest 44 coral reef 44 Apo Reef 44 ecological degradation 44 saltwater marshes 44 coldwater streams 44 virgin rainforests 44 Listing polar bears 44 freshwater aquifer 44 luxuriant vegetation 44 endangered seabird 44 Jamie Pittock 44 fairy tern 44 Chek Jawa 44 coral reef biodiversity 44 lowland rainforests 44 karst formations 44 unspoiled beauty 44 Alligator gar 44 ecosytem 44 Sea otters 44 heron rookery 44 forested lands 44 migratory shorebirds 44 Baringo giraffes 44 migrating shorebirds 44 ecotourists 44 toxic algal blooms 44 intertidal habitats 44 Maya Riviera 44 shorelines 44 Daintree rainforest 44 Loggerhead turtles 43 Lamanai 43 overfishing pollution 43 spawning aggregations 43 seagrass meadows 43 Ometepe Island 43 ecosphere 43 Olive Ridley Turtles 43 lynx habitat 43 Bacalar Chico 43 endangered coho salmon 43 coastal inundation 43 Xel Ha 43 caribou polar bears 43 imperiled salmon 43 coastline 43 coastal estuaries 43 amphibian habitat 43 woodland caribou 43 conserving biodiversity 43 wetland habitat 43 Coiba 43 riparian corridors 43 polluted stormwater runoff 43 nesting waterfowl 43 Yellowstone cutthroat trout 43 ecologically delicate 43 marine sanctuaries 43 coral formations 43 Sumatran orang utan 43 eucalyptus forests 43 coastal sage scrub 43 Paiute cutthroat trout 43 lush forested 43 freshwater pearl mussels 43 saltwater intrusion 43 groundwater depletion 43 heathland habitat 43 Florida scrub jay 43 Wildlife Sanctuaries 43 endangered wood storks 43 Galapagos islands 43 Caspian Sea sturgeon 43 Amazon rainforest 43 habitat fragmentation 43 brown trout fishery 43 livlihoods 43 encroaching deserts 43 Olive Ridley sea turtles 43 rainforest canopy 43 Lake Pontchartrain basin 43 receding glaciers 43 overgrazing 43 aquatic species 43 catastrophic wildfires 43 wintering habitat 43 Virungas 43 wildlife refuges 43 Tubli Bay 43 wintering waterfowl 43 migratory corridors 43 scallop fisheries 43 Isla Contoy 43 estuary 43 Wet Tropics 43 UNESCO biosphere reserve 43 dune vegetation 43 wetland buffers 43 nesting habitat 43 Sperrgebiet 43 mangrove vegetation 43 betel leaf farms 43 brook trout habitat 43 Lake Mainit 43 seaboards 43 marshes wetlands 43 trout fishery 43 nesting turtles 43 forests 43 scenic waterfalls 43 Miskito Coast swampy 43 unroaded 43 forested watersheds 43 foresting 43 depleting fossil 43 Overgrazing 43 undeveloped shoreline 43 riparian forests 43 fringing reef 43 endemic flora 43 Xe Bang Fai 43 UNESCO Biosphere Reserve 43 rivers estuaries 43 Yasuni 43 Kakum National 43 estuarine ecosystem 43 delicate marshlands 43 bioregion 43 mangrove reforestation 43 estuarine ecosystems 43 Pristine beaches 43 plankton larvae 43 seabeds 43 colonial waterbirds 42 Kariba Dam 42 ship groundings 42 transfrontier parks 42 alpine terrain 42 wetland 42 transboundary Flathead 42 Maya Biosphere Reserve 42 coastal marshes 42 lush tropical rainforests 42 spineflower 42 geoduck farming 42 nonfederal lands 42 pelicans turtles 42 coral reef habitats 42 aquatic organisms 42 Seawalls 42 Norway Svalbard 42 parks wildlife refuges 42 avifauna 42 Santa Ana sucker 42 longleaf pine forests 42 waterbirds 42 whales seals 42 coral reef degradation 42 lowland forest 42 unspoiled beaches 42 hotsprings 42 Louisiana marshlands 42 scenic vistas 42 invertebrate populations 42 cactus ferruginous pygmy owl 42 waterbodies 42 unfragmented forest 42 Biodiversity 42 conservational 42 majestic scenery 42 sea turtle species 42 marine turtles 42 Kittlitz murrelet 42 Hanauma 42 indigenous peoples 42 migratory bird species 42 Saltwater intrusion 42 fisheries bycatch 42 wader birds 42 peat swamp forest 42 conservationists 42 headwater streams 42 acid sulphate soils 42 scenic splendor 42 barrier reef 42 coastal marshlands 42 freshwater lagoon 42 degraded soils 42 waterways 42 Kearney buckwheat 42 Arapaima gigas 42 tropical rainforest 42 nesting shorebirds 42 Southwestern willow flycatcher 42 Galápagos 42 Waterton Glacier 42 wolves grizzly bears 42 seals sea otters 42 viewscape 42 pristine beachfront 42 endangered leatherback 42 Mongabay How 42 Chilka Lake 42 Ron Klauda Maryland 42 grassland ecosystems 42 biggest Adelie penguin 42 Ca Mau Cape 42 drylands 42 western ghats 42 freshwater wetland 42 steelhead populations 42 Rio Grande cutthroat trout 42 irrigated agriculture 42 threatened Delta smelt 42 wiliwili trees 42 peat swamp forests 42 waterholes 42 foraging habitats 42 endangered silvery minnow 42 seal rookery 42 aquifers 42 gorilla habitat 42 semiarid regions 42 mussel species 42 seawater intrusion 42 deforesting 42 orangutan habitats 42 woodlands wetlands 42 oceans coasts 42 oceanic ecosystems 42 dams spillways 42 overuses antibiotics 42 mangroves coral reefs 42 turtles dugongs 42 pristine woodlands 42 groundwater aquifers 42 fir forests 42 fisheries wildlife refuges 42 inland bays 42 Gunung Mulu National 42 tropical savannah 42 Point Pelee National 42 yellow anacondas 42 Cootes Paradise 42 snail kites 42 lowland forests 42 California gnatcatcher 42 Yellowstone cutthroat 42 calving caribou 42 Metolius basin 42 NWHI 42 wildernesses 42 tropical forests 42 Bay checkerspot butterfly 42 reedbeds 42 woodland caribou habitat 42 kelp beds 42 Little Assawoman Bay 42 estuarine habitats 42 Ecuadorian Amazon 42 imperiled species 42 seabird nesting 42 hydrographic basins 42 Migratory species 42 karsts 41 Boreal forests 41 intertidal habitat 41 coastal 41 Steve Torbit 41 mangrove swamps 41 cypress forests 41 irrigate farmland 41 freshwater 41 nesting beaches 41 mangrove forest 41 Hawaiian petrel 41 Ecuadorian rainforest 41 salamander habitat 41 Okinawa dugong 41 wreak untold 41 turtles nesting 41 Nahanni River 41 majestic waterfalls 41 nonnative trout 41 Puntacana 41 Puget Sound chinook 41 aspen groves 41 Endangered sea turtles 41 Sinharaja 41 black capped vireo 41 Gangetic dolphins 41 Tarkine wilderness 41 cypress tupelo 41 peat lands 41 recharge underground aquifers 41 limestone karsts 41 archeological ruins 41 murrelet 41 seashores 41 scenic landscapes 41 neotropical birds 41 sensitive marshlands 41 Tonle Sap lake 41 seafloor habitats 41 tuna fisheries 41 Klamath salmon 41 aquatic grasses 41 Porcupine Caribou Herd 41 caribou herd 41 inundate coastal 41 Shallow earthquakes 41 Great Artesian Basin 41 krill fishery 41 dikes dams 41 streamside vegetation 41 rainforests disrupt 41 scenic vista 41 Seagrass beds 41 intricately interconnected natural 41 murrelets 41 droughts floods storms 41 semi arid regions 41 lowland rainforest 41 dolphins whales 41 tidewater goby 41 Colorado pikeminnow 41 ashy storm petrels 41 mangrove estuaries 41 grassy balds 41 widespread diarrheal disease 41 lakeshores 41 mangrove 41 Julia Marton Lefèvre 41 Cottontails seek 41 Quirimbas 41 upland habitat 41 Coqui frogs 41 Barataria basin 41 threatened delta smelt 41 rare wekiu bug 41 Pumalin 41 reef 41 Lake Natron 41 acquifers 41 La Parguera 41 caribou calving 41 boreal caribou 41 corals sponges 41 seabird species 41 Mau forest 41 plantlife 41 Papahānaumokuākea Marine National 41 Maasai Mara 41 migratory waterbirds 41 forest denudation 41 scallop dredging 41 shipworm 41 oysters shrimp crabs 41 endagered species 41 endangered mammal 41 elephant herds 41 Biosphere Reserve 41 spawning habitat 41 Macquarie Marshes 41 spiny tailed iguanas 41 de forestation 41 keystone species 41 Rotorua lakes 41 Caura River 41 coral triangle 41 migratory species 41 lying deltas 41 reintroducing wolves 41 mangrove estuary 41 loggerhead populations 41 caribou calving grounds 41 palm plantations 41 rice terraces 41 heather moorland 41 endangered primates 41 vegetation 41 Sovi Basin 41 Polluted runoff 41 ecologically destructive 41 evironment 41 Ningaloo Marine 41 Wetlands 41 St. Lucie Estuary 41 grassland habitat 41 species 41 ancient redwoods 41 unspoilt beauty 41 endangered sea turtles 41 mussel farms 41 aquifer recharge 41 saline intrusion 41 hydro electric dams 41 Hondoq 41 bottomland hardwood 41 endangered arroyo toad 41 mangrove islands 41 Bonneville cutthroat trout 41 endangered mussels 41 oyster aquaculture 41 great crested newt 41 deltaic 41 Strathcona Provincial 41 insect pollinators 41 Illegal logging 41 nonrenewable resources 41 endangered delta smelt 41 Zapata Swamp 41 critically endangered mammals 41 Peary caribou 41 biodiversity conservation 41 Invasive mussels 41 Aquatic Preserve 41 wolverine habitat 41 fishable waters 41 Gaviota coast 41 endangered porpoise 41 Ramsar sites 41 endangered shorebirds 41 whitebark pines 41 equatorial rainforests 41 upland forests 41 Daintree Rainforest 41 Shivaliks 40 Macal River 40 salamander species 40 shoreline erosion 40 subalpine meadows 40 subsistence fishermen 40 Lake Lanao 40 contaminate aquifers 40 Nimkin 40 important seabird colony 40 coldwater fisheries 40 Gullah Geechee culture 40 pristine beaches 40 endangered manatee 40 glacier retreat 40 Wilderness Areas 40 Gunung Leuser National 40 monoculture crops 40 invasive exotics 40 San Bernardino kangaroo rat 40 sealife 40 giant sequoias 40 Devils Hole pupfish 40 Nariva Swamp 40 red cockaded woodpeckers 40 longleaf forest 40 groundfish stocks 40 biocultural diversity 40 Okatie River 40 shellfish aquaculture 40 aquatic biota 40 unspoilt scenery 40 unspoiled vistas 40 Wetland 40 bird sanctuary 40 Danum Valley 40 rampant deforestation 40 endangered suckers 40 nonnative plants 40 Coastal Ecosystems 40 wildlands 40 undammed river 40 polluted waterway 40 panther habitat 40 walrus polar bears 40 watchable wildlife 40 unspoiled 40 sharks sea turtles 40 songbird populations 40 topsoil erosion 40 nearshore marine 40 vole populations 40 irreversibly alter 40 wetlands marshes 40 Gwich'in Nation 40 kelp forest 40 Monteverde Cloud Forest 40 Visayan Sea 40 sagebrush habitats 40 Mayor Lon Sonsalla 40 Peninsular bighorn sheep 40 hemlock forests 40 fearsome predators 40 desert tortoise 40 Chagres 40 tiny delta smelt 40 Cultus Lake sockeye 40 Mkomazi 40 species extinctions 40 alpine ecosystems 40 coastal redwoods 40 wildflower meadows 40 Xcaret 40 endangered whales 40 panda habitats 40 grassland birds 40 streambank erosion 40 mussel beds 40 salt cedars 40 Aletsch 40 Inland Bays watershed 40 EC Habitats Directive 40 coastal bays 40 niche Spoor 40 marine mammals 40 Golfo Dulce 40 freshwater sawfish 40 Pygmy elephants 40 plover habitat 40 encroaching seas 40 Bolson tortoise 40 Mastic Trail 40 transfrontier conservation areas 40 Gahirmatha Marine Sanctuary 40 orange bellied parrot 40 forestry plantations 40 red legged frogs 40 magnificent vistas 40 polar oceans 40 resource depletion 40 Uxmal 40 monk seals 40 lush flora 40 nutrient inputs 40 irreversibly damaging 40 Estuaries 40 DellaSala 40 saltmarsh 40 ponderosa pine forest 40 RAMSAR 40 grassland habitats 40 Peter Kareiva 40 volcanic archipelago 40 Fakahatchee Strand 40 Ecological Reserve 40 white clawed crayfish 40 Oiled birds 40 endangered turtles 40 Kauai Na Pali 40 retreating glaciers 40 Abel Tasman National 40 Upper Floridan Aquifer 40 heelsplitter 40 inter tidal 40 Chiricahua leopard frogs 40 Hawaiian monk seals 40 salination 40 watertable 40 Klamath chinook 40 Artificial reefs 40 Dianchi Lake 40 mangrove habitats 40 endangered amphibians 40 nonnative predators 40 Ecologically 40 endangered desert tortoise 40 Cascade Siskiyou National 40 Na Pali Coast 40 Mexican garter snake 40 rating nonsignificant 40 threatened woodland caribou 40 sage grouse habitat 40 unspoilt beaches 40 Mau Complex 40 Stephens kangaroo rat 40 invasive species 40 pelagic fisheries 40 clearcut logging 40 San Francisco garter snake 40 Jadriyah bridge suffered 40 MASS MEDIA MEDICINE 40 Maasai Mara Game 40 freshwater marsh 40 overharvested 40 Klamath basin 40 Ningaloo 40 Tumacacori Highlands 40 estuarine crocodiles 40 wild sockeye salmon 40 Great Bear Rainforest 40 Caloosahatchee estuary 40 Natural Heritage SNH 40 ecotourist 40 Lahontan cutthroat 40 biosystem 40 fragile marshes 40 bonneted bat 40 Athabasca watershed 40 Isla Holbox 40 Tortuguero 40 spruce bark beetle 40 exhaustible resources 40 bighorn habitat 40 Excess nutrients 40 salt marsh ecosystem 40 bird species 40 Berners Bay 40 Doñana 40 grassy savannah 40 AONBs 40 snowy plovers 40 Andean Condor 40 migrating whales 40 Yangtze basin 40 silt buildup 40 mountain pygmy possum 40 groundwaters 40 floodplains wetlands 40 rocky coves 40 Protected Areas 40 Coral Triangle 40 intertidal 40 tidal wetland 40 predator prey relationships 40 overexploiting 40 overexploit 40 riparian corridor 40 Tomales Point 40 deplete aquifers 40 forested wetlands 40 pine rockland 40 Peirson milk vetch 40 Malibu Lagoon 40 mangrove replanting 40 Gopher tortoise 40 Neotropical migrants 40 tigers rhinos 40 Vermilion Cliffs National 40 Butler garter snake 40 Lisa Interlandi 40 Granta Nakayama assistant 40 environment 40 salinization 40 Sian Ka'an Biosphere Reserve 40 penguins seals 40 endangered manatees 40 Kakum 40 beluga habitat 40 Gwaii Haanas National 40 Douglas Inkley 40 fringe toed lizard 40 aquacultural 40 Beluga sturgeon 40 Burrowing owls 40 replanting forests 40 juvenile salmonids 40 Sparta aquifer 40 breeding waders 40 estuaries bays 39 virgin forests 39 koala habitats 39 trawl fisheries 39 Cook Inlet beluga whales 39 Clouded leopards 39 depleted aquifers 39 unspoiled coastline 39 viewshed 39 Peatlands 39 Whales dolphins 39 endangered gorillas 39 beachfronts 39 Pacuare River 39 salinisation 39 Arctic Coastal Plain 39 enviornmental 39 Cidade Velha 39 dense rainforests 39 Wildlife refuges 39 Odzala 39 Gorongosa 39 desal plants 39 native brook trout 39 Mesoamerican Reef 39 planktons 39 Floreana mockingbird 39 alerce 39 tropical flora 39 unspoilt countryside 39 Galapagos Archipelago 39 woodland caribou herds 39 transfrontier conservation 39 Tamaki Estuary 39 Barrier Reef 39 oyamel 39 inland fisheries 39 mule deer pronghorn 39 Treasured Landscapes 39 precious marshlands 39 satoyama 39 koala colony 39 salt marshes 39 elkhorn corals 39 heathlands