Related by context. Frequent words. (Click for all words.) 67 Chukchi Sea 65 Arctic Ocean 61 Arctic 58 Barents Sea 56 North Slope 54 Cook Inlet 53 Bering Sea 53 caribou 52 continental shelf 52 polar bears 51 exploratory drilling 50 Greenland 50 Northwest Territories 49 polar bear 48 Outer Continental Shelf 48 deepwater 48 seabed 48 walruses 47 drilling 47 TransCanada 47 Prudhoe Bay 47 Northwest Passage 47 coalbed methane 46 walrus 46 oilsands 46 Timor Sea 46 Montney 46 Antarctic 46 oil sands 46 whales 46 Inuit 46 Nunavut 45 humpbacks 45 polar 45 Sakhalin 45 Antarctica 45 boreal forest 45 Minerals Management 45 gray whales 45 StatoilHydro 44 arctic 44 Alaska 44 ice floes 44 ANWR 44 Imperial Oil 44 grizzly bears 44 trans Alaska 44 Cairn 44 exploratory wells 43 bed methane 43 sea otters 43 marine mammals 43 minke whales 43 krill 43 Alaskan 42 offshore drilling 42 orcas 42 Powder River Basin 42 Kenai Peninsula 42 Cairn Energy 42 seafloor 42 permafrost 42 Alberta oilsands 42 Talisman Energy Inc. 42 shale gas 42 Yukon Territory 41 Caspian Sea 41 whalers 41 moose 41 Antarctic waters 41 Polar bears 41 herring 41 NWT 41 shale 41 deepwater drilling 41 tundra 41 Oil Sands 41 exploration 41 grizzlies 41 coastal waters 41 Gorgon 41 Inuvik 41 EnCana 41 humpback whales 41 Shtokman 41 Bass Strait 41 Yukon 41 glacier 41 Encana 41 Statoil 40 Arctic Circle 40 wellbore 40 North Pole 40 wells drilled 40 NEB 40 killer whales 40 Teck Cominco 40 salmon 40 Juan de Fuca 40 Exploration 40 sockeye