1.1 Introduction to “Green” Materials for Electronics1.2 Paper1.3 DNA and Nucleobases1.4 Silk1.5 Saccharides1.6 Aloe Vera, Natural Waxes, and Gums1.7 Cellulose and Cellulose Derivatives1.8 Resins1.9 Gelatine1.10 Proteins, Peptides, Aminoacids1.11 Natural and Nature-Inspired Semiconductors1.12 PerspectivesReferences