Related by context. Frequent words. (Click for all words.) 70 oil sands 66 tar sands 65 Alberta tar sands 65 oilsands 60 Alberta oilsands 60 frac sand 59 tarsands 57 bitumen 56 Firebag 56 tailing ponds 56 Oilsands 56 Tar Sands 55 upgrader 54 Cenovus Energy 54 shale 54 CNRL 54 hydrocarbon 54 muskeg 53 coalbed methane 53 Saskatchewan potash 53 oil 53 OPTI Canada 53 Cenovus Energy Inc. 53 Athabasca 53 Oil Sands 53 reinjection 52 gravity drainage 52 Suncor 52 Opti Canada 52 Encana Corp. 52 Coal seam 52 Suncor Energy Inc. 52 Fort McMurray Alta 52 Deep Panuke 52 tailings ponds 51 shale gas 51 AOSP 51 Petro Canada PCA.TO 51 coalbed methane CBM 51 CO2 sequestration 51 Alberta 51 Buckee 51 TSX SU 51 unconventional shale 50 extractive 50 geoexchange 50 EnCana Corp 50 Bakken shale 50 Athabasca Oil 50 Imperial Oil 50 EOR 50 Surmont 50 Encana 50 St. Lawrence Lowlands 50 minerals 50 kerogen 50 extraction 50 Nexen Inc 50 gravity drainage SAGD 50 Athabasca River 49 Canada Sedimentary Basin 49 Fort McMurray 49 hydrocarbons 49 Enerplus Resources Fund 49 Nalcor 49 Teck Resources 49 Wabamun 49 shale deposits 49 Petrocan 49 AltaGas Income Trust 49 Suncor Energy SU.TO 49 bioleaching 49 Talisman Energy Inc. 48 TSX HSE 48 tailings pond 48 natural gas 48 Appalachian basin 48 cellulose ethanol 48 Suncor Energy 48 methane hydrate 48 fracing 48 oilpatch 48 mineral 48 Husky Energy 48 Nexen 48 ProSep 48 desulphurization 48 Birchcliff 48 tailings 48 EnCana Corp. 48 sedimentary basin 48 refining petrochemical 48 boreal forest 48 EnCana 48 bauxite ore 48 Horseshoe Canyon 48 Natural Resources CNQ.TO 48 Bitumen 48 Gwyn Morgan 48 Goldboro 48 oilfield