Related by context. Frequent words. (Click for all words.) 45 freshwater ecosystems 44 fragile ecology 43 ocean ecosystems 43 businesses expanding Norl 43 aquatic ecosystems 42 wildlife habitats 42 wetland habitats 41 fragile ecosystems 41 habitats 41 forest ecosystems 40 aquatic habitats 40 aquatic ecosystem 40 coastal ecosystems 40 biodiversity 40 ecosystems 39 wildlife habitat 39 marine ecosystems 39 sacred shrines 38 overfishing pollution 38 priceless artifacts 38 habitat 38 marine ecosystem 38 Cabins dotting 38 caribou herd 37 coral reefs 37 DVD MPEG AVI 37 coral reef ecosystems 37 irreparably 37 seagrasses 37 intestinal flora 36 mangrove forests 36 livelihoods 36 seagrass beds 36 marine ecology 35 biologically diverse 35 fragile ecosystem 35 Coral reefs 34 irreversibly 34 Ocean acidification 34 treasured 34 soil fertility 34 ancient woodland 34 sacredness 33 overgrazing 33 nest eggs 33 keystone species 33 cherished 33 endangered 33 overexploitation 33 bio diversity 33 predator prey 33 cultural patrimony 33 scenic landscapes 33 neural tissue 33 Entire towns 33 sacred 33 archaeologically 33 priceless treasures 32 irretrievable 32 Oxidative stress 32 conserve biodiversity 32 disfigures 32 pristine wilderness 32 archaeological finds 32 Entire neighborhoods 32 irreplaceable 32 profoundly 32 cultural heritages 32 ecological 32 ecological degradation 31 monuments 31 mangroves 31 priceless antiquities 31 Left unchecked 31 taonga 31 peoples 31 historic 31 irretrievably 31 heirlooms 31 apple cart 31 dignities 31 subsistence hunters 31 patrimony 31 architectural treasures 31 birthrights 30 architecturally significant 30 coastal wetlands 30 cultural heritage 30 procreative 30 treasured landscapes 30 salmon fishery 30 architectural gems 30 gut flora 30 senselessly 30 liberties 30 oyster beds 30 wordly 30 priceless treasure 30 croplands 30 Entire villages 30 homeostasis