Related by context. Frequent words. (Click for all words.) 58 elephant poaching 57 habitat degradation 54 overhunting 54 insecticide DDT 53 habitat fragmentation 53 bushmeat 52 elephant herds 52 rampant poaching 52 fuelwood 51 vector borne 51 deforestation 51 overexploitation 51 trypanosomiasis 51 insect borne diseases 51 livestock rearing 50 wild poliovirus 50 wolf predation 50 amphibian populations 49 Sumatran orangutans 49 rodenticides 48 Lake Natron 48 species extinctions 48 epizootic 48 Illegal logging 48 schistosomiasis 48 lowland forests 48 lowland gorillas 48 hoofed animals 48 rampant deforestation 48 Antibiotic resistance 47 highly pathogenic H#N# virus 47 mortalities 47 rhino poaching 47 predation 47 avian species 47 tick borne 47 migratory bird species 47 Soil erosion 46 freshwater turtles 46 Rift Valley Fever 46 species 46 ungulates 46 bilharzia 46 bee populations 46 amphibian species 46 elephants rhinos 46 Greater Yellowstone Ecosystem 46 beetle infestations 46 Mule deer 46 Hector dolphins 46 rainforest destruction 46 Buruli ulcer 46 grassland birds 45 chytrid fungus 45 mammal species 45 mammals reptiles 45 noncommunicable diseases 45 overharvest 45 endocrine disruption 45 overgrazing 45 tropical deforestation 45 waterbirds 45 snowshoe hares 45 primate species 45 insect borne 45 ecological degradation 45 toxicant 45 biodiversity 45 Nile Perch 45 murrelet 45 freshwater turtle 45 rinderpest 45 insect populations 45 mountain caribou 45 invasive insect 45 extinctions 44 biodiversity hotspot 44 waterfowl populations 44 Anopheles 44 vertebrate species 44 environmental degradation 44 coccidiosis 44 zoonosis 44 merbau 44 harp seal population 44 salination 44 Predation 44 lions leopards 44 livestock grazing 44 Poaching 44 mammals 44 timber harvesting 44 onchocerciasis 44 tsetse flies 44 T. gondii 44 parasitoids 44 P. vivax 44 overharvesting 44 timber plantations 44 chytrid 44 antimicrobial resistance