To agree to revisit this issue at the Twenty-first Meeting of the Parties, in the light of the information gathered in accordance with paragraph 3 of the present decision, with a view to considering the need for further action.
5. 商定在缔约方第二十一次会议上按照本决定第3段收集的资料重新审议这一问题，以便审议是否有必要采取进一步的行动。