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8月大连市空气质量首次进入全国前五

2017-09-20 11:52:02   央广网

央广网大连9月20日消息(记者张四清)根据环境保护部发布的2017年8月全国和京津冀、长三角、珠三角区域及直辖市、省会城市、计划单列市空气质量成绩单,按综合指数排名,大连市空气质量在74个城市中排名第五,创下2013年1月新空气质量标准实施以来空气质量单月最好成绩。

数据显示,今年8月,大连优良天数比例93.5%,比北京优良天数比例高19.3个百分点,比京津冀区域13个城市平均优良天数比例高26个百分点,比长三角区域25个城市平均优良天数比例高10.4个百分点,比珠三角区域9个城市平均优良天数比例高5.1个百分点,比全国338个地级及以上城市平均优良天数比例高出4.2个百分点。

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