Earth's energy innovations

Explores the history of biofuel and how biomass is harvested, produced, and used for energy. Discusses the history of biofuel and both its positive and negative aspects. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.

Explores the history and technology behind the use of geothermal energy. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.

Briefly examines how natural gas is produced by dead plant and animal matter deep underground, how natural gas came to be used as an energy source, and how natural gas use has changed over time up to today. Includes a glossary.

Explores the history of coal and how it is formed, mined, and burned for heat and power. Discusses both its positive and negative aspects. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.

Briefly explores the history of mankind's use of oil for energy, from ancient fire arrows made by lighting oil on arrowheads up to the first oil well to be drilled by Edwin Drake in America, and on to how much oil and gasoline we use everyday for energy in the twenty-first century. Includes a glossary.

Learn how wind turns turbines and creates electricity.

Learn how water energy is captured and converted into power.

Looks at the history of solar energy and how to produce it.