男女羞羞视频在线观看,国产精品黄色免费,麻豆91在线视频,美女被羞羞免费软件下载,国产的一级片,亚洲熟色妇,天天操夜夜摸,一区二区三区在线电影
US EUROPE AFRICA ASIA 中文
Business / Green China

Beijing vows to reduce PM 2.5 density by 25%

(Xinhua) Updated: 2013-09-02 13:43

Beijing vows to reduce PM 2.5 density by 25% A girl takes photos in front of Tiananmen Square as the sky clears when PM 2.5 density decreased to 5 micrograms per cubic meter in Beijing on Aug 30, 2013. [Photo by Zou Hong / Asianewsphoto]

BEIJING -- The Beijing municipal government on Monday pledged to reduce PM 2.5 density by 25 percent or more by 2017 with the implementation of a five-year action plan.

According to the plan, air quality will improve significantly by 2017, with PM 2.5 density controlled to around 60 micrograms per cubic meter.

PM 2.5 are airborne particles measuring less than 2.5 microns in diameter which can pose health risks.

 

Hot Topics

Editor's Picks
...
主站蜘蛛池模板: 丽水市| 武川县| 玛沁县| 洛扎县| 黄浦区| 武隆县| 昭平县| 鹰潭市| 赤城县| 惠来县| 沁水县| 大洼县| 隆尧县| 怀化市| 兴安盟| 绥化市| 山阴县| 大同县| 镇巴县| 隆回县| 肇州县| 临沂市| 磐石市| 那坡县| 五河县| 芒康县| 西贡区| 潮安县| 吕梁市| 南乐县| 马龙县| 察哈| 太白县| 昭苏县| 华宁县| 昌平区| 南川市| 松潘县| 新乐市| 白朗县| 始兴县| 聂拉木县| 新建县| 尉犁县| 凤阳县| 太仓市| 蒙城县| 错那县| 京山县| 石门县| 平遥县| 米脂县| 博兴县| 宁国市| 丰顺县| 磐石市| 湖北省| 姚安县| 江阴市| 郸城县| 汝州市| 正宁县| 涪陵区| 八宿县| 清镇市| 贡觉县| 宁南县| 东至县| 合肥市| 曲水县| 华坪县| 咸宁市| 丰台区| 淳化县| 双鸭山市| 张家界市| 葵青区| 司法| 霍州市| 阜南县| 若羌县| 呼和浩特市|