Related by context. Frequent words. (Click for all words.) 46 fields 42 spokesman Dale Kemery 42 polluting waterways 41 Caofeidian 40 polluted groundwater 40 CO2 sequestration 39 Septic tanks 38 Kovykta gas 38 coalbed methane wells 38 Azadegan oil 37 polluting groundwater 37 evaporation ponds 37 phosphate mines 37 wells 37 Shengli 37 Azeri Chirag Gunashli 37 Bibiyana 37 contaminating groundwater 37 Yadavaran oil 37 fracturing fluids 37 geological prospecting 37 western Siberia 37 OxyChem 36 gastroenterology hepatology endoscopy 36 recharge groundwater 36 giant Shtokman 36 sequester carbon dioxide 36 biomass combustion 36 radioactively contaminated 36 Controlled burns 36 hydro geological 36 petrochemical complexes 36 Horizontal drilling 36 Azeri Chirag Guneshli 35 tailing ponds 35 Changqing 35 ConocoPhillips COP.N 35 Wuhai 35 Ravva 35 Orinoco basin 35 cattle feedlots 35 greenhouse gas emitting 35 Kharyaga 35 pollute groundwater 35 PetroEcuador 35 Alaska Prudhoe Bay 35 PetroChina Co 35 Uzbekneftegaz 35 offshore KG D6 35 Shenhua Group 35 Dongying 35 Daqing 35 Chicontepec 35 Andes Petroleum 35 dewater 35 Contaminated soil 35 heavily polluted 35 coalbed methane CBM 34 contaminate groundwater 34 Wenchang 34 EPA 34 Kumkol 34 Superfund cleanups 34 Shaybah 34 pollute waterways 34 Yadavaran 34 industrialize 34 Natuna 34 coal mines 34 hydro carbons 34 Oooguruk 34 copper smelting 34 coal 34 Uinta Basin 34 KG D6 gas 34 cardiovascular disease neurodegenerative diseases 34 coalbed methane 34 prospection 34 agricultural 34 Ahdab oil 34 Karachaganak 34 Athabasca oilsands 34 outlying landing 34 gasfields 34 diatomite 34 zinc smelting 34 sugarbeet 34 oilfields 34 Khursaniyah 34 Muskeg River Mine 34 hydro fracking 34 Yancheng 34 irrigating 34 Texaco Petroleum 34 petrochemical 34 desalting 34 cement kiln 34 irrigate 34 pharmaceutical nutraceutical 33 lignite coal 33 AuraSource