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China 's position is understandable , says Prof Detlef van Vuuren of the PBL Netherlands Environmental Assessment Agency , who was also an author of the latest Intergovernmental Panel on Climate Change report .

但政府间气候变化问题小组（IntergovernmentalPanelonClimateChange，IPCC）最新报告的作者之一、荷兰环境评估局（PBLNetherlandsEnvironmentalAssessmentAgency）的德特勒夫•范维伦（DetlefvanVuuren）表示，中国的立场可以理解。