环保 (Environmental Protection)

　　1The adult human body is about 50 to 65 per cent water. A childs body is approximately 75 per cent water. The human brain is about 75 per cent water.

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　　2While the human body can live for weeks without food, it can only survive a few days without water.

　　3Agriculture consumes 60 to 80 per cent of the fresh water resources in most countries, and as much as 90 per cent in others.

　　4For many people, throwing litter is not regarded as bad. After all, throwing randomly is often much easier than walking a long way to find a dustbin. And meanwhile, there are cleaners who are responsible for collecting the waste.

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