The book presents an in-depth review of biomass-derived materials for energy storage technologies. Biomass is the most renewable and abundant carbon resource and has great potential for sustainable energy production. Topics covered include: Bone Char as a Support Material to Build a Microbial Biocapacitor; Biomass Derived Composites; Lignin- and Bamboo Derived Materials Cellulose-Derived Electrodes; Water Splitting Fuel cells and Supercapacitor Technologies. 465 References. Keywords: Bamboo Stick Biochar Bioelectrodes Biofilm Biomass Bone Char Carbon Nanofiber Cellulose-Derived Electrodes Fuel Cells Green Energy Microbial Biocapacitor Biomass Derived Composites High-Frequency Supercapacitors Lignin Materials Bamboo Materials Lithium-Ion Batteries Lithium-Sulfur Batteries Natural Precursors Porous Carbon Supercapacitor Technology Water Splitting.