1. Alternative Sources of Energy
Presented by the students of Grade11 Teacher Malykhina T.N. Москва 2013 г.

2. Objectives:
To update the knowledge on the subject of wildlife management and nature conservation.
To increase the knowledge about alternative energy sources.
To foster careful and rational attitude to natural resources.
To shape environmental culture.

3. The sun is the oldest source of energy

4. By exploring new ways to utilize the sun's energy humans began to grow and harvest food

5. Wood – a way to generate energy

6. Changing the form of materials

7. Using of coal

8. The Industrial Revolution

9. Invention of coal-burning steam engine

10. Then came the invention of the automobile

11. With the advent of the internal combustion engine, machines began to employ oil and gas as fuel. Here, Henry Ford sits on a gas-powered tractor he invented

12. Oil and gas instead of coal

13. WE SHOULD SAVE OUR PLANET!