内容正文:
Writing Practice
Qiaoyi Junior School Yao Wei
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Our earth is badly polluted
in so many ways.
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What kind of pollution is it ?
Discuss in groups :
How to solve the water problem?
Let’s watch a video!
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Saving the water
begins from myself.
What kind of pollution is it ?
Haze /heiz/雾霾(a kind of air pollution)
雾霾,是雾和霾的组合词。雾霾常见于城市。中国不少地区将雾并入霾一起作为灾害性天气现象进行预警预报,统称为“雾霾天气”。
雾霾是特定气候条件与人类活动相互作用的结果。高密度人口的经济及社会活动必然会排放大量细颗粒物(PM 2.5),一旦排放超过大气循环能力和承载度,细颗粒物浓度将持续积聚,此时如果受静稳天气等影响,极易出现大范围的雾霾。
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The main causes of haze?
The first one :
The second one :
tail gas
Industrial waste
([ɪn'dʌstrɪəl] 工业的)
The dangers of haze to people and environment:
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We can’t breathe the fresh air.
It may make us have a bad cough
and even cancer (癌症).
The dangers of haze to people and
environmen