Crude petroleum Air analysis 1 Air quality monitoring 1 Air sampling 1 Bio monitoring of environmental quality 1 Biodiversity 1 Environmental quality monitoring 1 Ex-Situ conservation 1 Ex-situ conservation 1 Fisher resources 1 Food quality monitoring 1 Forest wealth 1 Fresh water 1 In-Situ conservation 1 In-situ conservation 1 Instrumental method of analysis 1 Live stock 1 Monitoring, Environmental quality 1 Natural resources 1 Problems and solutions, Environment 1 Soil quality monitoring 1 Water quality monitoring 1 analysis, Air 1 energy resources 1 environmental management 1 environmental quality monitoring 1 fishery resources 1 forest wealth 1 mineral resources 1 monitoring, environmental quality 1