Lesson 5.03 Biomass Energy, Geothermal Energy, and Landfill Gas

• Introduction
• Learn
• Try It
• Task

Introduction

In recent years, biomass energy and geothermal energy have become more prevalent as sources of energy. The next time you go to the gas station to fill up pay attention to the gas pump that dispenses your gasoline. Chances are you will notice a sticker that says may contain up to 10% ethanol. In recent years, you have probably noticed vehicles with E85 or FlexFuel on them. Both of these are examples biomass fuels being used as sources of supplemental energy for transportation. In this lesson, you will learn about the different types of biomass energy and geothermal energy and how they are used as sources alternative sources of energy.

Typical E85 badge used American models to identify flexible-fuel vehicles. Image courtesy of Mario Roberto Duran Ortiz. This file is licensed under the Creative Commons Attribution 3.0 Unported license.