mechanisms of removing pollutants from aqueous solutions by microorganisms and their aggregates a review文档.pdf

Bioresource Technology 107 (2012) 10–18 Contents lists available at SciVerse ScienceDirect Bioresource Technology journal homepage: www.elsevier .com/locate/biortech Review Mechanisms of removing pollutants from aqueous solutions by microorganisms and their aggregates: A review Yonghong Wu ⇑, Tianling Li, Linzhang Yang State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences, No. 71, East Beijing Road, Nanjing 210008, PR China a r t i c l e i n f o a b s t r a c t Article history: With the public’s enhanced awareness of eco-safety, environmentally benign measures based on micro- Received 24 October 2011 organisms and microbial aggregates have become more accepted as methods of removing pollutants Received in revised form 16 December 2011 from aquatic systems. In this review, the application of microorganisms and microbial aggregates for Accepted 18 December 2011 removing pollutants from aqueous solutions is introduced and described based on mechanisms such Available online 31 December 2011 as assimilation, adsorption, and biodegradation. The advantages of and future studies regarding the use of microorganisms and microbial aggregates to remove pollutants are discussed. Due to the limitation Keywords: of a single microorganism species in adapting to heterogeneous conditions, this review demonstrates that Microorganisms