Energy
Basic renewable and unrenewable energy sources. Use of fossil fuel. A sun and disintegration of radio-active elements into earth. Disintegration of microscopic forms of life. Principal reasons of global rise in temperature. Use of nuclear fuel.
| Рубрика | Иностранные языки и языкознание |
| Вид | практическая работа |
| Язык | английский |
| Дата добавления | 13.01.2011 |
| Размер файла | 17,9 K |
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