bioSUSTAINABILITY is one of three scientific core project of DIVERSITAS. It comprises three interrelated focuses:evaluating the effectiveness of current measures for conservation and sustainable use of biodiversity; social, political and economic drivers of biodiversity loss; social choice and decision making about conservation and sustainable use of biodiversity. This paper introduces science plan and implementation strategy of bioSUSTAINABILITY ,simply analyses the important role of its for conservation and sustainable use of biodiversity.