淺談對城市環境工程建設的幾點思考
摘 要:伴(ban)隨(sui)歷史(shi)的(de)(de)發(fa)展(zhan),人(ren)類順應、改(gai)造自然獲得良(liang)好的(de)(de)成績,并且得到了(le)巨大進(jin)步(bu)。與此同時,也付出(chu)(chu)(chu)了(le)相對應的(de)(de)代價,因而人(ren)類開始重視了(le)環(huan)境(jing)的(de)(de)問題(ti),注重環(huan)境(jing)保護。在總體策略上(shang),我(wo)國(guo)指出(chu)(chu)(chu)了(le)科(ke)學(xue)發(fa)展(zhan)觀和可(ke)持續發(fa)展(zhan)戰略。相對應的(de)(de),我(wo)國(guo)城市(shi)環(huan)境(jing)工程建設也得到逐漸改(gai)善。城市(shi)是(shi)人(ren)類社會政治、經(jing)濟、文(wen)化、科(ke)學(xue)教育的(de)(de)中(zhong)(zhong)心,所以,本論(lun)文(wen)將以城市(shi)環(huan)境(jing)工程建設為(wei)例,針對當前我(wo)國(guo)城市(shi)環(huan)境(jing)工程建設中(zhong)(zhong)遇到的(de)(de)困(kun)難(nan)和阻力(li),并就此提出(chu)(chu)(chu)自己的(de)(de)一些建議和想法。
關鍵(jian)詞:城市(shi)環境(jing)工程;工程建設;思考與(yu)分析
城(cheng)(cheng)市(shi)環(huan)境(jing)建(jian)設(she)議題聯系(xi)到(dao)一個(ge)城(cheng)(cheng)市(shi)的(de)(de)市(shi)容(rong)市(shi)貌,經濟發展(zhan)以及人們生活(huo)品質等問題,從大層面來(lai)看,也關系(xi)到(dao)我國(guo)能否(fou)實(shi)現可持(chi)續發展(zhan)的(de)(de)戰略問題,但在城(cheng)(cheng)市(shi)建(jian)設(she)中(zhong)需要注(zhu)重(zhong)城(cheng)(cheng)市(shi)環(huan)境(jing)建(jian)設(she)在城(cheng)(cheng)市(shi)規劃中(zhong)的(de)(de)地位和作用,科學合理地進(jin)行城(cheng)(cheng)市(shi)環(huan)境(jing)建(jian)設(she)。因此,環(huan)境(jing)工(gong)程建(jian)設(she)絕不容(rong)忽視(shi),而目(mu)前(qian)我國(guo)城(cheng)(cheng)市(shi)環(huan)境(jing)工(gong)程建(jian)設(she)還存(cun)在一些問題和困難,這要求我們需要高度注(zhu)重(zhong)并積極應(ying)對(dui)。
一、環(huan)境(jing)工程概述
環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)工(gong)程(cheng)(cheng)(Environmental Engineering)是(shi)(shi)研究(jiu)和(he)(he)從事防(fang)(fang)治(zhi)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)和(he)(he)提高(gao)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)質量(liang)(liang)的(de)(de)(de)科學(xue)(xue)技(ji)術(shu)。環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)工(gong)程(cheng)(cheng)同生(sheng)(sheng)(sheng)物學(xue)(xue)中(zhong)(zhong)的(de)(de)(de)生(sheng)(sheng)(sheng)態學(xue)(xue)、醫(yi)學(xue)(xue)中(zhong)(zhong)的(de)(de)(de)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)衛生(sheng)(sheng)(sheng)學(xue)(xue)和(he)(he)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)醫(yi)學(xue)(xue),以及環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)物理學(xue)(xue)和(he)(he)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)化學(xue)(xue)有(you)關。由于環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)工(gong)程(cheng)(cheng)處于初(chu)創階段(duan),學(xue)(xue)科領(ling)域還在發(fa)展,但其(qi)核心是(shi)(shi)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)源治(zhi)理。人類活(huo)動(dong)一開始就污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)了環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing),自然(ran)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)在受(shou)到污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)之后有(you)一定(ding)自凈能(neng)(neng)力,只要污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)物數量(liang)(liang)不超(chao)過某一數量(liang)(liang),環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)仍能(neng)(neng)維(wei)(wei)持(chi)正常(chang)狀態,自然(ran)生(sheng)(sheng)(sheng)態系統也能(neng)(neng)維(wei)(wei)持(chi)平(ping)衡,這個污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)物量(liang)(liang)稱環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)容量(liang)(liang)。環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)容量(liang)(liang)決定(ding)于要求(qiu)的(de)(de)(de)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)質量(liang)(liang)和(he)(he)本身(shen)條件。伴隨科學(xue)(xue)技(ji)術(shu)和(he)(he)生(sheng)(sheng)(sheng)產(chan)迅速發(fa)展,城市人口急劇增(zeng)加,自然(ran)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)受(shou)到沖(chong)擊(ji)和(he)(he)破壞愈演愈烈,環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)對人體健康和(he)(he)生(sheng)(sheng)(sheng)活(huo)影響已超(chao)越衛生(sheng)(sheng)(sheng)一詞的(de)(de)(de)涵義,改稱衛生(sheng)(sheng)(sheng)工(gong)程(cheng)(cheng)為環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)工(gong)程(cheng)(cheng)。保護環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)最(zui)(zui)理想的(de)(de)(de)途徑是(shi)(shi)盡量(liang)(liang)減(jian)少污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)物的(de)(de)(de)排放(fang)。工(gong)業造成的(de)(de)(de)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)是(shi)(shi)當前最(zui)(zui)主要污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran),而(er)它(ta)的(de)(de)(de)廢水(shui)、廢氣和(he)(he)廢渣中(zhong)(zhong)的(de)(de)(de)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)物一般是(shi)(shi)未能(neng)(neng)利用的(de)(de)(de)原材料或副產(chan)品、產(chan)品。工(gong)業上加強生(sheng)(sheng)(sheng)產(chan)管理和(he)(he)革新生(sheng)(sheng)(sheng)產(chan)工(gong)藝(yi),政(zheng)府運用立法和(he)(he)經濟對策推動(dong)工(gong)業革新技(ji)術(shu),是(shi)(shi)預防(fang)(fang)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)最(zui)(zui)根(gen)本和(he)(he)有(you)效的(de)(de)(de)途徑。然(ran)而(er),生(sheng)(sheng)(sheng)活(huo)和(he)(he)生(sheng)(sheng)(sheng)產(chan)對環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)的(de)(de)(de)不利影響是(shi)(shi)難于從根(gen)本上予以防(fang)(fang)治(zhi),因(yin)而(er),控制對環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)污(wu)(wu)(wu)染(ran)(ran)(ran)(ran)(ran)是(shi)(shi)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)(jing)(jing)(jing)工(gong)程(cheng)(cheng)的(de)(de)(de)基(ji)本任(ren)務。
二、對(dui)存在問題的(de)分析與思考
(一)城市生(sheng)活和工業垃圾問題(ti)
城(cheng)(cheng)市生(sheng)活和工(gong)業(ye)垃圾(ji)處理(li)不能達(da)到國家無害化(hua)(hua)處理(li)標(biao)準。伴隨(sui)工(gong)業(ye)發展(zhan),人(ren)們生(sheng)活品質提(ti)升,城(cheng)(cheng)市固體(ti)垃圾(ji)總(zong)量(liang)逐年增大(da)(da),這些垃圾(ji)產生(sheng)的(de)城(cheng)(cheng)市空氣污染、水污染,以(yi)及占(zhan)有(you)土地、影響城(cheng)(cheng)市形象(xiang)等,直(zhi)接(jie)或間(jian)接(jie)問題也伴隨(sui)其加大(da)(da)。所以(yi),合理(li)處理(li)這些垃圾(ji),針對(dui)城(cheng)(cheng)市環(huan)境建設極為關鍵。因此,政(zheng)府部門要求(qiu)高(gao)度重視起來,強(qiang)化(hua)(hua)環(huan)保(bao)意識,制定相對(dui)完(wan)善(shan)的(de)措(cuo)施對(dui)策,認真貫徹執行科學(xue)發展(zhan)觀(guan)和可持續發展(zhan)策略(lve)。只有(you)政(zheng)府及各級組織(zhi)(zhi)領(ling)導(dao)高(gao)度注重,城(cheng)(cheng)市環(huan)境工(gong)程建設才能有(you)所進步(bu),只有(you)強(qiang)化(hua)(hua)環(huan)境保(bao)護意志(zhi),逐漸完(wan)善(shan)環(huan)境工(gong)程建設法(fa)律法(fa)規(gui)和措(cuo)施對(dui)策,各級領(ling)導(dao)、組織(zhi)(zhi)和廣大(da)(da)民眾才可以(yi)時刻相應環(huan)保(bao)號召,強(qiang)化(hua)(hua)環(huan)境工(gong)程建設。
(二)城市污水污染問題
城(cheng)(cheng)(cheng)市(shi)(shi)污水(shui)處(chu)理(li)(li)(li)技術粗(cu)糙,污水(shui)處(chu)理(li)(li)(li)設(she)施(shi)建(jian)設(she)滯(zhi)后。城(cheng)(cheng)(cheng)市(shi)(shi)生活和工業(ye)產(chan)生污水(shui)直接(jie)流入(ru)(ru)江河和湖泊,或(huo)(huo)者滲(shen)入(ru)(ru)到地表(biao),給廣(guang)大(da)農村和城(cheng)(cheng)(cheng)市(shi)(shi)居(ju)民(min)帶來(lai)(lai)不(bu)(bu)可(ke)想(xiang)象的再污染(ran)。而當前(qian)我國污水(shui)處(chu)理(li)(li)(li)水(shui)平不(bu)(bu)均衡,一些(xie)相(xiang)對(dui)落后地區污水(shui)處(chu)理(li)(li)(li)技術相(xiang)對(dui)落后,污水(shui)收集管(guan)網建(jian)設(she)不(bu)(bu)足,不(bu)(bu)能進行集中處(chu)理(li)(li)(li),污水(shui)處(chu)理(li)(li)(li)率偏(pian)低。因此,需要加大(da)資(zi)金(jin)支持力度,積(ji)極(ji)完善多元化投(tou)資(zi)建(jian)設(she)機(ji)制,激勵社(she)會資(zi)金(jin)、外(wai)來(lai)(lai)資(zi)本(ben)等積(ji)極(ji)參與城(cheng)(cheng)(cheng)市(shi)(shi)污水(shui)、垃(la)圾(ji)處(chu)理(li)(li)(li)等城(cheng)(cheng)(cheng)市(shi)(shi)環境(jing)(jing)基礎設(she)施(shi)建(jian)設(she)和運營中。在一些(xie)城(cheng)(cheng)(cheng)市(shi)(shi)中,由(you)于城(cheng)(cheng)(cheng)市(shi)(shi)建(jian)設(she)資(zi)金(jin)緊張,從而忽略或(huo)(huo)舍(she)棄環境(jing)(jing)工程建(jian)設(she)投(tou)入(ru)(ru)。只有引進資(zi)金(jin),加大(da)資(zi)金(jin)投(tou)入(ru)(ru),環境(jing)(jing)保(bao)護(hu)才(cai)有可(ke)靠設(she)施(shi)支持;同時,還要引進先(xian)進處(chu)理(li)(li)(li)技術,提(ti)高污水(shui)和生活垃(la)圾(ji)處(chu)理(li)(li)(li)效率。
(三)城市大氣和噪(zao)音污染問題
由于城(cheng)市(shi)(shi)(shi)大(da)(da)(da)氣和噪音污染控制(zhi)不(bu)足,一(yi)些(xie)工業城(cheng)市(shi)(shi)(shi)大(da)(da)(da)量排放溫室(shi)氣體(ti),發(fa)達城(cheng)市(shi)(shi)(shi)汽車尾(wei)氣排放超標(biao),一(yi)些(xie)正在(zai)建(jian)設(she)施工城(cheng)市(shi)(shi)(shi)空(kong)氣中灰塵含量很大(da)(da)(da),以及(ji)這些(xie)問(wen)題帶(dai)來噪音污染問(wen)題。因此(ci),要利(li)用(yong)新聞媒(mei)體(ti)輿論(lun)監(jian)(jian)督,建(jian)立(li)公眾(zhong)參(can)與機(ji)制(zhi)。運用(yong)新聞媒(mei)體(ti)新聞宣傳職能,大(da)(da)(da)力(li)進行(xing)環(huan)境(jing)(jing)保(bao)護(hu)知識宣傳,逐漸提升公眾(zhong)環(huan)保(bao)意(yi)(yi)識和法(fa)制(zhi)理(li)念,大(da)(da)(da)力(li)提倡環(huan)境(jing)(jing)保(bao)護(hu),讓環(huan)境(jing)(jing)保(bao)護(hu)成為時(shi)尚和公眾(zhong)自覺行(xing)為;發(fa)揮新聞媒(mei)體(ti)輿論(lun)監(jian)(jian)督作用(yong),大(da)(da)(da)幅度曝光污染嚴重企業和單位,大(da)(da)(da)篇章報(bao)道環(huan)境(jing)(jing)保(bao)護(hu)典型(xing)事例,為企業發(fa)展和公眾(zhong)生活樹立(li)榜樣,對城(cheng)市(shi)(shi)(shi)經(jing)濟發(fa)展實(shi)行(xing)輿論(lun)監(jian)(jian)督;同時(shi),創建(jian)公眾(zhong)參(can)與機(ji)制(zhi),讓公眾(zhong)說出(chu)自我所(suo)見所(suo)聞,以及(ji)對環(huan)境(jing)(jing)保(bao)護(hu)的建(jian)議和意(yi)(yi)見,針對阻礙城(cheng)市(shi)(shi)(shi)工程建(jian)設(she)行(xing)為實(shi)行(xing)批評監(jian)(jian)督,讓公眾(zhong)有環(huan)境(jing)(jing)保(bao)護(hu)的主人翁(weng)意(yi)(yi)識。
(四)城市綠化覆蓋率低問題
城(cheng)(cheng)市(shi)(shi)綠(lv)化分布不均衡(heng),一(yi)些(xie)城(cheng)(cheng)區綠(lv)地覆蓋率偏(pian)低。一(yi)些(xie)城(cheng)(cheng)市(shi)(shi)因(yin)忽略(lve)綠(lv)化,土(tu)質沙化現象(xiang)逐年增加(jia),城(cheng)(cheng)市(shi)(shi)生態整(zheng)體(ti)失衡(heng)、系統退化等(deng)問題較(jiao)為嚴重,這無(wu)疑加(jia)重了環境與城(cheng)(cheng)市(shi)(shi)經濟發展(zhan)(zhan)矛盾。因(yin)此,應強化城(cheng)(cheng)市(shi)(shi)規劃(hua)和環境工程基(ji)礎設施建(jian)設。只有運用城(cheng)(cheng)市(shi)(shi)大園林的觀念(nian),合理實行城(cheng)(cheng)市(shi)(shi)規劃(hua),有效運用城(cheng)(cheng)市(shi)(shi)空(kong)間,加(jia)大城(cheng)(cheng)市(shi)(shi)綠(lv)化力度,加(jia)強城(cheng)(cheng)市(shi)(shi)公園建(jian)設,出臺節能配套措施和相關(guan)優(you)惠對策,激勵開(kai)發、生產和應用綠(lv)色建(jian)筑技術和產品,有效避免(mian)不必(bi)要污染和環境問題出現,為城(cheng)(cheng)市(shi)(shi)發展(zhan)(zhan)打下良(liang)好基(ji)礎。
三、結語
城市(shi)要(yao)(yao)發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)就需(xu)(xu)要(yao)(yao)關注(zhu)長(chang)遠利益,而(er)不是(shi)眼前利益,關注(zhu)整體利益,而(er)不是(shi)局部利益。既要(yao)(yao)重視經(jing)濟、文化等方面發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan),又要(yao)(yao)注(zhu)重環(huan)(huan)境保護,強化環(huan)(huan)境工程(cheng)(cheng)建(jian)(jian)設,這(zhe)(zhe)樣(yang)才不至于讓城市(shi)發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)付出(chu)巨大代價(jia)。和(he)諧(xie)社(she)會應是(shi)一(yi)(yi)個可持(chi)(chi)續發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)的(de)(de)社(she)會,一(yi)(yi)個城市(shi)要(yao)(yao)想發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan),也必須走(zou)可持(chi)(chi)續發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)道路(lu),發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)不能(neng)(neng)以犧牲環(huan)(huan)境為代價(jia)。盡管目前我(wo)國環(huan)(huan)境工程(cheng)(cheng)建(jian)(jian)設還存(cun)在諸多問題,也遇到(dao)了不少困難(nan),但這(zhe)(zhe)不能(neng)(neng)成為我(wo)們(men)(men)踏(ta)步不前的(de)(de)理(li)由,我(wo)們(men)(men)要(yao)(yao)上下齊心(xin),共同建(jian)(jian)設美好(hao)的(de)(de)生活(huo)環(huan)(huan)境,這(zhe)(zhe)需(xu)(xu)要(yao)(yao)我(wo)們(men)(men)充分發(fa)(fa)(fa)揮智慧和(he)對環(huan)(huan)境工程(cheng)(cheng)建(jian)(jian)設的(de)(de)足夠重視,需(xu)(xu)要(yao)(yao)堅持(chi)(chi)走(zou)可持(chi)(chi)續發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)道路(lu)。只有我(wo)們(men)(men)的(de)(de)環(huan)(huan)境得到(dao)保障,各種發(fa)(fa)(fa)展(zhan)(zhan)(zhan)(zhan)和(he)生活(huo)品質的(de)(de)提升(sheng),才有其(qi)出(chu)路(lu)和(he)希望。
參考文獻:
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