文档介绍：612兄弟
G
Like a lazy people.
We should be prepared for danger in times of peace !
lobal
Warming
612兄弟
The glob612兄弟
G
Like a lazy people.
We should be prepared for danger in times of peace !
lobal
Warming
612兄弟
The global warming refers to the average global temperature rising phenomenon.
（全球变暖：指全球的平均气温逐渐升高的现象 。）
世界环保组织（IUCN） International Union for Conservation of Nature and Natural Resources .
2009：The environment theme is that Your Planet Needs You-UNite to Combat Climate Change .
环保主题：地球需要你团结起来，应对气候变化。
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Current situation
People around the world may feel that the climate has been getting steadily warmer and warmer in recent years.
（世界各地的人们可能会觉得受到了气候逐渐转暖近年来。）
During the past century the average global temperature has risen 1degress,and the sea level has risen several inches.
在过去的一个世纪全球平均温度已经上升了1摄氏度，以及海平面上升几英寸。
People find that without air conditioners they could hardly work or fall asleep on hotter summer days.
人们发现，在炎热的夏天天若没有空调几乎不能工作或者睡觉。
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Reasons
Burning of coal and petroleum products
Population growth
Release of methane gas释放的甲烷气体
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Plant more trees and reduce waste.
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