北京元宵節空氣質量轉差 環保局呼吁少放煙花
2016年(nian)(nian)春(chun)節(jie)是本(ben)市(shi)(shi)煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)“禁(jin)改限”后(hou)的第十一個春(chun)節(jie),首都(dou)廣大(da)市(shi)(shi)民(min)積極響應政府(fu)倡議(yi),不(bu)燃(ran)放、少燃(ran)放、文明(ming)燃(ran)放煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)的環(huan)保意識明(ming)顯(xian)(xian)增強。北京市(shi)(shi)環(huan)保局近日(ri)發(fa)布(bu)的2016年(nian)(nian)春(chun)節(jie)期(qi)(qi)間(jian)我(wo)市(shi)(shi)空氣質量情(qing)況顯(xian)(xian)示:在煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)燃(ran)放影響方(fang)面,據初步統計(ji),2016年(nian)(nian)春(chun)節(jie)期(qi)(qi)間(jian)煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)銷售量同(tong)比下降(jiang)(jiang)(jiang)幅(fu)度約(yue)20-30%,PM2.5平均濃度98微(wei)克(ke)/立(li)方(fang)米,較2015年(nian)(nian)春(chun)節(jie)期(qi)(qi)間(jian)的117微(wei)克(ke)/立(li)方(fang)米下降(jiang)(jiang)(jiang)19微(wei)克(ke),降(jiang)(jiang)(jiang)幅(fu)達16%。春(chun)節(jie)期(qi)(qi)間(jian)煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)燃(ran)放量明(ming)顯(xian)(xian)下降(jiang)(jiang)(jiang),有(you)效降(jiang)(jiang)(jiang)低了(le)煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)燃(ran)放對空氣質量的不(bu)利影響。不(bu)光(guang)是數(shu)據上的下降(jiang)(jiang)(jiang),小編身邊的朋(peng)友也都(dou)明(ming)顯(xian)(xian)感(gan)覺到,今年(nian)(nian)煙(yan)(yan)花(hua)爆(bao)(bao)竹(zhu)燃(ran)放的總(zong)量和持續時(shi)間(jian)明(ming)顯(xian)(xian)減少,好(hao)天兒的時(shi)間(jian)多(duo)了(le),晚上也沒有(you)那么吵(chao)鬧了(le),這個年(nian)(nian)過的很“清爽”。
再過幾天就是正(zheng)月(yue)十五元宵節了,這(zhe)也是今年北京(jing)市可燃放煙花(hua)爆(bao)竹的最后一天,從往年的資料(liao)分析,這(zhe)一天煙花(hua)爆(bao)竹的燃放量(liang)也不(bu)容(rong)小(xiao)覷,空氣質(zhi)(zhi)量(liang)也會下降。有(you)朋友會說,不(bu)就是放了幾個鞭炮(pao)嗎?至(zhi)于(yu)這(zhe)樣(yang)小(xiao)題(ti)大做嗎?其實小(xiao)編聽過這(zhe)樣(yang)的抱怨和(he)質(zhi)(zhi)疑也不(bu)少,我(wo)們還是用事實來說話吧!
2015年元(yuan)宵(xiao)節,我市受(shou)冷(leng)空氣(qi)減弱的(de)(de)影(ying)響(xiang),空氣(qi)中(zhong)PM2.5濃(nong)度(du)(du)(du)基本保持在(zai)100微克(ke)/立方(fang)米(mi)以(yi)上(shang),處于輕度(du)(du)(du)到(dao)中(zhong)度(du)(du)(du)污(wu)(wu)染(ran)水(shui)平,午后偏南(nan)風(feng)較大,污(wu)(wu)染(ran)物(wu)濃(nong)度(du)(du)(du)自南(nan)向北(bei)出(chu)(chu)現(xian)短時(shi)(shi)(shi)下降(jiang);晚(wan)間煙花(hua)爆竹集(ji)中(zhong)燃(ran)(ran)放(fang),地(di)面風(feng)力(li)減弱,濕度(du)(du)(du)上(shang)升,大氣(qi)擴散(san)條(tiao)件(jian)(jian)較不(bu)(bu)利,煙花(hua)爆竹燃(ran)(ran)放(fang)疊(die)加了不(bu)(bu)利的(de)(de)擴散(san)條(tiao)件(jian)(jian),使元(yuan)宵(xiao)節當晚(wan)污(wu)(wu)染(ran)升級。約19時(shi)(shi)(shi)開始,煙花(hua)爆竹燃(ran)(ran)放(fang)對空氣(qi)質(zhi)量(liang)的(de)(de)影(ying)響(xiang)逐(zhu)步體(ti)現(xian),污(wu)(wu)染(ran)物(wu)濃(nong)度(du)(du)(du)總體(ti)呈(cheng)現(xian)上(shang)升趨勢,監測數據顯示(shi)PM2.5、PM10以(yi)及二氧化硫(liu)(SO2)等(deng)污(wu)(wu)染(ran)物(wu)實(shi)況濃(nong)度(du)(du)(du)均(jun)出(chu)(chu)現(xian)不(bu)(bu)同程(cheng)度(du)(du)(du)的(de)(de)抬升。18時(shi)(shi)(shi)PM2.5的(de)(de)濃(nong)度(du)(du)(du)為76微克(ke)/立方(fang)米(mi),21時(shi)(shi)(shi)至24時(shi)(shi)(shi)濃(nong)度(du)(du)(du)則超過180微克(ke)/立方(fang)米(mi),達到(dao)重(zhong)度(du)(du)(du)污(wu)(wu)染(ran)水(shui)平。PM2.5峰值出(chu)(chu)現(xian)在(zai)22時(shi)(shi)(shi),全市平均(jun)濃(nong)度(du)(du)(du)達到(dao)224微克(ke)/立方(fang)米(mi)。由于擴散(san)條(tiao)件(jian)(jian)不(bu)(bu)利,污(wu)(wu)染(ran)物(wu)濃(nong)度(du)(du)(du)下降(jiang)緩慢,至第二天早(zao)8時(shi)(shi)(shi),PM2.5濃(nong)度(du)(du)(du)仍(reng)在(zai)150微克(ke)/立方(fang)米(mi)左(zuo)右。從全市各站來看,人口居住比較集(ji)中(zhong)的(de)(de)地(di)區(qu)受(shou)燃(ran)(ran)放(fang)影(ying)響(xiang)明顯,單(dan)站最高小時(shi)(shi)(shi)濃(nong)度(du)(du)(du)出(chu)(chu)現(xian)在(zai)西直門(men)北(bei)大街站,達到(dao)638微克(ke)/立方(fang)米(mi),而同期遠離燃(ran)(ran)放(fang)區(qu)域(yu)的(de)(de)八達嶺子(zi)站濃(nong)度(du)(du)(du)僅(jin)為82微克(ke)/立方(fang)米(mi)。
看(kan)了去年的數據,您有(you)何感想(xiang)呢?雖(sui)然一個人放鞭炮影響不(bu)大(da),但(dan)是人人都(dou)在(zai)放,那(nei)就是一個從量變(bian)(bian)到(dao)質(zhi)(zhi)變(bian)(bian)的過程……其實,小編在(zai)這里只是希(xi)望大(da)家在(zai)抱(bao)怨霧(wu)霾頻發的同時,也能夠從抱(bao)怨聲(sheng)中醒悟過來(lai),空氣(qi)(qi)質(zhi)(zhi)量的好與壞(huai),不(bu)僅(jin)僅(jin)是靠政(zheng)策來(lai)控制(zhi),也是需要(yao)每(mei)個人共同努力(li)的,從每(mei)件(jian)事開(kai)始,從每(mei)一天積累(lei),慢(man)慢(man)形成習慣(guan),就會看(kan)到(dao)空氣(qi)(qi)質(zhi)(zhi)量真(zhen)的在(zai)改善。
元(yuan)宵節(jie)馬上臨近,根(gen)據監(jian)測結(jie)果顯示,22日也就是正月(yue)十五元(yuan)宵節(jie)當(dang)天,北(bei)(bei)京市(shi)(shi)(shi)擴散(san)條件轉(zhuan)差,市(shi)(shi)(shi)環保局提醒廣大(da)市(shi)(shi)(shi)民,要遠離16類禁(jin)放點,適度、理性燃放,確保公共安全。小編也呼(hu)吁(yu)廣大(da)市(shi)(shi)(shi)民積極響應市(shi)(shi)(shi)委、市(shi)(shi)(shi)政府號召(zhao),不放、少放煙(yan)花爆竹(zhu)(zhu),當(dang)全市(shi)(shi)(shi)發布(bu)空氣重污(wu)染橙色、紅色預(yu)警(jing)時,停止燃放煙(yan)花爆竹(zhu)(zhu),減少污(wu)染排放,為北(bei)(bei)京藍天貢獻一(yi)份力量。

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