1001 Space Earth Nature History First Civilisations Ancient Egypt Biblical Times Ancient Greece Ancient Rome Chinese, Japanese Civilisations Indian Civilisation African Civilisation The Early Americas The Rise of Islam The Middle Ages The Renaissance Civil War and Revolution The Industrial Revolution Two World Wars 20th-century Achievements Human World Science and Technology	Environmentally aware Pollution is a serious threat to the planet The world is waking up to the threats that the planet is facing from pollution and habitat destruction. By being environmentally aware, or 'Green', people can begin to manage the planet better for the future.   Previous: Back Book: 1001 Section: History Chapter: 20th-century Achievements