A/RES/55/198 Biological Diversity 5 and the United Nations Convention to Combat Desertification in those Countries Experiencing Serious Drought and/or Desertification, particularly in Africa, 6 and other international instruments related to environment and sustainable development, as well as relevant organizations, especially the United Nations Environment Programme, including, as appropriate, the involvement of the environmental management group, to continue their work for enhancing complementarities among them with full respect for the status of the secretariats of the conventions and the autonomous decision-making prerogatives of the conferences of the parties to the conventions concerned, and to strengthen cooperation with a view to facilitating progress in the implementation of those conventions at the international, regional and national levels and to report thereon to their respective conferences of the parties; 4. Also encourages the conferences of the parties, assisted by their secretariats, to coordinate the timing of their sessions and the sessions of their subsidiary bodies, taking into account the organization of work of the General Assembly and the Commission on Sustainable Development; 5. Further encourages the conferences of the parties to promote the streamlining of national reporting; 6. Invites the secretariats of the United Nations Framework Convention on Climate Change, the Convention on Biological Diversity and the United Nations Convention to Combat Desertification in those Countries Experiencing Serious Drought and/or Desertification, particularly in Africa, and other international instruments related to environment and sustainable development, as well as relevant organizations, to provide further information on their work to implement resolution 54/217 and other complementary activities in their contributions to the preparatory process for the review of the implementation of Agenda 21, to be carried out in 2002; 7. Requests the Secretary-General to take into account the above-mentioned work in the preparation of documentation and other preparatory activities for the review of the implementation of Agenda 21, to be carried out in 2002. 87th plenary meeting 20 December 2000 5 See United Nations Environment Programme, Convention on Biological Diversity (Environmental Law and Institution Programme Activity Centre), June 1992. 6 United Nations, Treaty Series, vol. 1954, No. 33480. 2