A/RES/48/51 Page 4 continue to be given, in consultation with the territorial Governments concerned, to the strengthening and diversification of their respective economies; 8. Urges the administering Powers, in cooperation with the territorial Governments concerned, to take or continue to take effective measures to safeguard and guarantee the inalienable right of the peoples of those Territories to own, develop or dispose of the natural resources of those Territories, including marine resources, and to establish and maintain control over the future development of those resources; 9. Also urges the administering Powers to take all necessary measures to protect and conserve the environment of the Territories under their administration against any environmental degradation, and requests the specialized agencies concerned to continue to monitor environmental conditions in those Territories; 10. Calls upon the administering Powers to continue to take all necessary measures, in cooperation with the respective territorial Governments, to counter problems related to drug trafficking; 11. Urges the administering Powers to foster or continue to foster close relations between the Territories and other island communities in their respective regions and to promote cooperation between the respective territorial Governments and regional institutions, as well as the specialized agencies and other organizations of the United Nations system; 12. Also urges the administering Powers to cooperate or continue to cooperate with the Special Committee in its work by providing timely and up-to-date information for each Territory under their administration, in accordance with Article 73 e of the Charter, and by facilitating the dispatch of visiting missions to secure firsthand information thereon and to ascertain the wishes and aspirations of the inhabitants; 13. Appeals to the administering Powers to continue or to resume their participation in future meetings and activities of the Special Committee and to ensure the participation in the work of the Special Committee of representatives of the Non-Self-Governing Territories; 14. Urges Member States to contribute to the efforts of the United Nations to achieve the eradication of colonialism by the year 2000, and calls upon them to continue to give their full support to the action of the Special Committee towards the attainment of that objective; 15. Invites the specialized agencies and other organizations of the United Nations system to initiate or to continue to take all necessary measures to accelerate progress in the social and economic life of the Territories; 16. Requests the specialized agencies and other organizations of the United Nations system, in formulating their assistance programmes, to take due account of the text entitled "Challenges and opportunities: a strategic framework", which was adopted unanimously by the Meeting of Governmental Experts of Island Developing Countries and Donor Countries and Organizations; 3/ /...