英国首相卡梅伦在联合国气候峰会英语演讲稿英国首相卡梅伦在联合国气候峰会英语演讲稿Climate change is one of the most serious threats facing our world. And it is not just a threat to the environment. It is also a threat to our national security, to global security, to poverty eradication and to economic prosperity.And we must agree a global deal in Paris next year. We simply cannot put this off any longer.And I pay tribute to Secretary General Ban for bringing everyone together here today and forputting real focus on thi
