Planet Earth 1 -- a DVD program --- Planet Earth 1 contains three complete video programs, Energy on Earth, Resources on Earth and Ecosystems on Earth.
Summary:
Energy on Earth, discusses forms of energy, the first and second laws of thermodynamics as they apply to the sun's energy, fossil fuels and fossil fuel pollution, renewable energy sources. How can we get plentiful energy without global warming? Special sections accessible on DVD Planet Earth 1 : 1. Energy Flow -- 2. Photosynthesis -- 3. Industrial Revolution -- 4. Fossil Fuels -- 5. Renewable Energy -- 6. Side Effects -- 7. Efficiency -- 8. Nuclear Energy. Resources on Earth, explains the history of natural resources and how human intelligence and technology expand natural resources. Special sections accessible on DVD Planet Earth 1 : 1. Earth Resources -- 2. Agriculture -- 3. Industry -- 4. What is a Resource? -- 5. Resources Today -- 6. Running Out? -- 7. Replenishing Resources -- 8. Future Resources. Ecosystems on Earth, program offers a primer on ecosystem problems and opportunities with the stress on new efforts to save endangered species, new efforts to avert global warming and new efforts to preserve and restore health to all ecosystems. Special sections accessible on DVD Planet Earth 1 : 1. What is an Ecosystem? -- 2. Energy Flow -- 3. Matter Recycling -- 4. Homeostasis -- 5. Evolution. -- 6. Ecosystem Chemicals -- 7. Human Progress -- 8. Global Warming -- 9. Species Extinction.
Series:
Planet Earth -- the 3rd millennium Planet Earth--the third millennium
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.