coast protection 16 coastal environment 16 environmental protection 16 marine ecosystem 16 coastal area 15 coastal ecosystem 15 coastal pollution 15 coastal water 15 environmental impact 15 freshwater conservation 15 freshwater degradation 15 freshwater monitoring 15 freshwater resource 15 marine conservation area 15 sea resource 15 sea water protection 15 water pollution 15 Ecosystem Management 14 Environmental Governance 14 coastal fishing 14 coastal management 14 environmental conservation 14 environmental impact assessment 14 fresh water pollution 14 freshwater ecosystem 14 natural resource 14 pollution control 14 pollution cost 14 resource conservation 14 water 14