water quality 101 WATER QUALITY 87 water conservation 84 water resources management 84 water protection 83 water resource 83 water management 80 Ecosystem Management 79 water demand 77 water consumption 69 water 68 water monitoring 68 water analysis 67 water pollution 67 freshwater conservation 64 freshwater degradation 64 freshwater resource 64 freshwater ecosystem 63 freshwater monitoring 63 fresh water pollution 62 natural resource 61 environmental conservation 60 marine ecosystem 60 resources management 59 environmental impact assessment 58 environmental protection 58 resource conservation 58 coast protection 57 coastal environment 57 environmental impact 57