Оценка:
Опубликованно: 13.01.2004.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Air Pollution', 1.
  • Эссе 'Air Pollution', 2.
  • Эссе 'Air Pollution', 3.
  • Эссе 'Air Pollution', 4.
  • Эссе 'Air Pollution', 5.
Фрагмент работы

Air pollution is defined as the contamination of the air by tiny particles, or particulates, of solids and liquids and noxious gases in unhealthy amounts. It refers to the chemical and biological agents that modify the atmosphere, usually in perilous ways. Some of its major sources are automobile engines, industrial practices, heat and energy production, and the burning of solid waste. When inhaled, air pollutants affect the respiratory tract and lungs, but may also travel through the bloodstream and distress vital organs. …

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