人们担心生物多样性的空前丧失会危及到生态系统的服务功能,因此有关生物多样性-生态系统生产力这一古老命题的讨论成为当今生态学的热点议题之一。20世纪90年代以David Tilman和Shahid Naeem为代表的生态学家利用大规模的受控实验,对物种多样性与生态系统功能的诸多方面进行
The old issue of biodiversity-ecosystem function (BEF) has been rekindled in the 1990s due to the fact that the loss of biodiversity caused by the increased human impact on ecosystems may substantially alter ecological functions and jeopardize ecosystem s