【联合国副秘书长呼吁加强合作，解决全球环境问题】联合国环境大会在肯尼亚首都内罗毕结束了为期5天的会议。在接受CGTN独家采访时，联合国副秘书长兼联合国开发计划署副署长徐浩良先生呼吁加强合作，以解决全球环境问题。The UN Environment Assembly has wrapped up its five-day meeting in the Kenyan capital of Nairobi. In an exclusive interview with CGTN, Xu Haoliang, United Nations under-secretary-general and associate administrator of the UN Development Programme, called for more cooperation to address global environmental issues and green development. http://t.cn/A6YRz3Sn