Related by context. Frequent words. (Click for all words.) 65 pesticide DDT 63 DDT 58 pesticides 57 dieldrin 57 chlordane 56 diazinon 55 organophosphate 55 malachite green 55 Atrazine 55 suspected carcinogen 54 pesticide 54 flame retardant chemicals 53 overhunting 53 Rotenone 53 rodenticides 52 chloramphenicol 52 lindane 52 toxic pesticides 52 endocrine disruptor 52 carbofuran 51 atrazine 51 paraquat 51 carcinogenic chemicals 51 carbon tetrachloride 51 chytrid fungus 51 synthetic pesticides 51 polychlorinated biphenyls PCBs 51 chlorofluorocarbons CFCs 51 Endosulfan 51 rodenticide 51 pyrethroids 50 additive MTBE 50 toxin 50 Pesticides 49 hormone disrupting 49 chlorpyrifos 49 organophosphate pesticides 49 GMO seeds 49 synthetic estrogen 49 ruminant animals 48 organophosphates 48 Bti 48 ozone depleting chemicals 48 aflatoxins 48 Malathion 48 malathion 48 viral hemorrhagic septicemia 48 Infestations 48 Diclofenac 48 bee populations 48 endocrine disrupters 48 leaded gasoline 47 aquatic weeds 47 nanosilver 47 Zebra mussels 47 retardants 47 pyrethroid 47 insecticide 47 rinderpest 47 Cyanobacteria 47 Toxic chemicals 47 insect borne diseases 47 insecticides 46 varroa mite 46 naturally occurring bacteria 46 Aflatoxin 46 causes botulism 46 polybrominated diphenyl ethers 46 potent neurotoxin 46 agro chemicals 46 deca 46 coli 46 acid rain 46 endocrine disruption 46 chlorofluorocarbons 46 DBCP 46 tsetse flies 46 E coli bacteria 46 PCBs 46 elemental mercury 46 PBDE 46 wood preservatives 46 stratospheric ozone 46 Aminopterin 45 agrichemicals 45 harmful pathogens 45 Persistent Organic Pollutants 45 toxic algae bloom 45 #,# dioxane 45 mycotoxin 45 imidacloprid 45 inorganic arsenic 45 amphibian populations 45 flame retardants 45 gasoline additive 45 endocrine disrupting chemicals 45 fire retardants 45 bromate 45 chlorinated solvents 45 oestrogens 45 E.Coli