Reservoirs (water) 2 Ammonia 1 Ammonia-nitrogen 1 Anoxic environment 1 Anoxic zone 1 Biochemical oxygen demand 1 Carbon dioxide 1 Case-studies 1 Crude oil 1 Deterioration 1 Dissolved oxygen 1 Energy 1 Eutrophication 1 Floods 1 Flue gases 1 Heat losses 1 Heat transfer 1 Heavy oil production 1 Heavy oil recovery 1 Heavy oil reservoirs 1 Hydro-carbon gas 1 Hydrocarbon gas 1 Hydrocarbons 1 Iron 1 Lakes 1 Nitrogen 1 Nonhydrocarbon 1 Nonhydrocarbon gas 1 Oil sands 1 Oil well flooding 1