Related by context. Frequent words. (Click for all words.) 49 ecologically sensitive areas 47 Garamba National 46 Biosphere Reserve 44 Virunga National 43 Ranthambhore National 43 Waterton Lakes National 43 Kakadu National 43 Corcovado 43 Anza Borrego 42 wildlife habitats 42 Great Sand Dunes 42 Gir 42 San Dieguito River 42 grassland habitat 41 habitats 41 Virunga 41 Tsavo East 41 Wooded 41 biodiversity hotspot 40 habitat 40 Ecologists 40 Park 40 Wetlands 40 Khao Yai 40 Grasslands 40 Kudremukh 40 wildlife sanctuary 39 wildlife 39 fragile ecosystem 38 Petrified Forest 38 Forest 38 biodiversity 38 Wildlands 38 Big Thicket 38 Bhitarkanika 38 Grassland 38 Taman Negara 38 endangered mountain gorillas 38 Wilderness 38 Lassen Volcanic National 38 Murchison Falls 37 Yosemite Valley 37 Conservationists 37 Invasive plants 37 Great Smoky Mountain 37 primeval forest 37 Lake Natron 37 Bandhavgarh 37 Hickory Nut Gorge 37 roadless forests 37 conservationists 37 horned rhinos 37 Biodiversity Conservation Alliance 37 panther habitat 36 fragile ecology 36 RMNP 36 Conservation 36 Everglades 36 Tarkine 36 forests 36 Mesa Verde 36 Yosemite 36 Wind Cave 36 Roadless 36 wildlife habitat 36 lowland forests 36 Alaska Tongass 35 Madera Canyon 35 Garamba 35 tropical forest 35 Frances Slocum 35 Tsitsikamma 35 forested 35 Grand Teton National 35 Cuyahoga Valley 35 Kaziranga National 35 snowy plover 35 Van Vihar 35 Luangwa 35 Pench 35 Patapsco Valley 35 Tongariro National 34 nesting bald eagles 34 Everglades ecosystem 34 Forest Guardians 34 Amboseli 34 Yangmingshan 34 Riparian 34 Santa Monica Mountains 34 ecologists 34 California tiger salamander 34 Bridger Teton 34 Forests 33 Guadalupe Mountains 33 Rainforests 33 Nature Conservation 33 horned rhinoceros 33 #sq km [003] 33 Great Smoky Mountains 33 Kaibab 33 Endangered