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environment protectation

environment protectation

作者: Sahar于昔 | 来源:发表于2016-12-16 18:09 被阅读0次

    an old topic was long discused——global warming —— due to(owing to /because of /thanks to/as a result of) the increase of carbon dioxide and greenhouse gases lead to(cause /create/bring about)sea level rising,which was called green house effect.There are many reasons about this problem.Firstly, air pollution, present age is the most highly industrialized in history.it also brought many pollutant and exhaust gas to the air.the pollution had destroy(damage/wreck/destruction/undermine/damage)the ozone layer and cause acid rain.secondly,the deforestation and illegal logging lead to the water and soil erosion,environmental degradation,natural disaster and sand storm.many stricken area also existed urban garbage and white pollution

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