Chapter 17 of Agenda 21 about the Protection and Preservation of the Marine Environment

Chapter 17 of Agenda 21 about the Protection and Preservation of the Marine Environment, Chapter 17 of Agenda 21, How many agreement are there in Agenda 21?, marine ecosystems, Preservation of the Marine Environment, What are the two principles of Agenda 21?, What is Agenda 21 and its principles?, What is the main aim of Agenda 21?

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