Related by context. Frequent words. (Click for all words.) 78 mountain pine beetle 74 pine beetle 66 pine beetles 65 bark beetle 60 lodgepole pine 58 Emerald Ash Borer 57 bark beetles 53 emerald ash borer 53 ash borer 52 beetle 52 noxious weeds 52 gypsy moths 51 invasive weeds 51 noxious weed 51 gypsy moth 51 Chronic Wasting Disease 51 ash trees 50 invasive weed 50 aspen 50 boreal forest 50 Dutch elm disease 49 purple loosestrife 49 invasives 48 Invasive Species 48 invasive species 48 tamarisk 48 Sustainable Resource 48 Invasive species 47 fungal disease 47 Forests 47 cheatgrass 46 forestry 46 Nipigon 46 grizzly bears 46 citrus canker 45 elm trees 45 boreal forests 45 woodlot 45 Canfor 45 hemlocks 45 MNR 45 Douglas fir 44 feral pigs 44 forest ecosystems 44 EAB 44 milfoil 44 softwood 44 boreal 44 Cariboo 44 boll weevil 44 conifer 43 fungus 43 insect infestations 43 FedNor 43 Forestry 43 infestation 43 nematode 43 hardwood trees 43 cereal crops 43 stem rust 43 Northwest Territories 43 forest fires 43 elms 43 Colony Collapse Disorder 43 locust 43 BC Hydro 43 CWD 43 insect pests 43 TimberWest 42 beetles 42 Yellowhead 42 Alberta 42 Slave Lake 42 woodlots 42 borer 42 insect infestation 42 weevil 42 aphid 42 pests 42 aquatic invasive species 42 deer herd 42 Integrated Pest Management 42 Okanagan 42 British Columbia 42 Forest Service 41 defoliation 41 softwood lumber dispute 41 forests 41 Oilsands 41 nose syndrome 41 softwood lumber 41 bull trout 41 Kenora 41 timber harvest 41 forest thinning 41 rangeland 41 Soil Conservation 41 conifers 41 caribou 41 spruce trees 41 insect