Definitions and Fundamentals of Biochar
There is an increasing interest in understanding biochar as a whole, particularly its prospects and applications for environmental management. Biochar has been recently recognized as a multifunctional material related to carbon sequestration, contaminant immobilization, greenhouse gas reduction, soil fertilization, and water filtration (Ahmad et al. 2012; Awad et al. 2012; Bolan et al. 2012; Lehmann and Joseph 2009).