129779323237187500_3Channel Home News News commenting on hot Wen of China Youth daily domestic and international education society of rule of law economy topic picture video interview with Home->> Home->> News Channel News->>Print the body font size: share: 2012-04-03 08:41:01.0 full of the West Lake scenic area PM2.5 year average never reaching the West Lake scenic area in 6 years 210
tera power leveling,005 Hangzhou, China Xinhuanet news/enpproperty--> PM monitoring sites
tera gold, April 2(Press shangyiying) announced on March 25 in seven cities in Zhejiang daily PM2. After the 5th, announced in the province took the lead in the West Lake scenic area in Wolong nature reserve bridge in Hangzhou, five pool area, Zhejiang University China ZhaoHui campus PM2 3 monitoring sites. 5th value. Monitoring data show in previous years, including the West Lake, Hangzhou PM2.
5-year average of six years is not up. The latest monitoringData shows that on April 1, the West Lake scenic area of PM2.
5th mean to 53 µg/m, index 73; ZhaoHui v 51 mg/cubic metres of area data, index of 70; China pool data for 60 mg/m
tera gold, index of 82. Centre for environmental monitoring station in Hangzhou City Lu Shuli says, is first to announce that 3 monitoring sites by monitoring instruments setDebug and stabilize the situation deciding, timely publication of all the second half 7 handles the PM2.
5th value. New provisions of the ambient air quality standards, the PM2. 5 days and annual average concentration limits set at 75 mg/m respectively, and 35 µg/m³. Hangzhou, although the current release of daily mean value of monitoring points to reach the national standard, but according toYears of monitoring data, Hangzhou's average annual value is not optimistic. PM2 from ZhaoHui five monitoring sites. 5-year average data are as follows: 2006 to 77 ug/cubic metre, 68 mg/cubic metres of 2010, 2011 declined to 52 µg/m³. Hangzhou City environmental monitoring central station auto-Professor-level senior engineer Hong Chengmao said national average annual valueStandards more stringent, execution, capital cities is difficult over the past few years, Hangzhou PM2. 5-year average falls short of this standard. "Hangzhou PM2. 5 most important respectively are the three sources of industrial emissions, vehicle exhaust and construction dust.
"He said. It is understood that the Hangzhou speed of motor vehicles to 200,000 vehicles a year in recent years the rapid growth on the atmospheric environmentTo enormous pressure, statistics show, have three-25% PM2.
5 from the exhaust. Zhejiang Provincial environmental protection issued the "Twelve-Five" mentioned in the plan, strengthen the PM2. 5 control will become focus of Hangzhou motor vehicle exhaust testing this year. Hangzhou will also control the growth of the number of cars, accelerated phase-out "yellow tagged car"And low-speed trucks, strict emission standards for motor vehicles, and to encourage people to buy new cars using clean energy.
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