5. Stresses that the United Nations Environment Programme, as the principal body in the field of the environment within the United Nations system, should continue to play an important role in the implementation of Agenda 21 and in the preparations for the ten-year review of progress achieved in the implementation of the outcome of the Conference;
5. 强调联合国环境规划署作为联合国系统内负责环境领域的主要机构，应继续在执行《21世纪议程》和筹备环发会议成果执行进度十年审查方面发挥重要的作用；