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Tuesday, October 25, 2011
广州上海等大城市灰霾天数已占全年30%至50%
受国务院委托,环境保护部部长周生贤25日向全国人大常委会报告环境保护工作情况。周生贤说,我国主要污染物减排任务十分艰巨,环境污染依然严重。周生贤表示,"十二五"期间,我国主要污染物减排指标由2项增加到4项,增加 ... 广州上海等大城市灰霾天数已占全年30%至50%
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