山東將采取增加中水回用等方式減少客水依賴
記者從山東(dong)省(sheng)(sheng)政府新聞辦5月27日召開(kai)的山東(dong)骨干水網建設及調(diao)水情況新聞發布會上了解(jie)到,近年(nian)來,山東(dong)外調(diao)客水比例逐年(nian)增加,目前已(yi)占全省(sheng)(sheng)年(nian)水資源量的40%多。
山(shan)東(dong)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)稟賦先天(tian)不(bu)(bu)足(zu),全省多(duo)(duo)(duo)年平(ping)均(jun)(jun)(jun)(jun)降水(shui)(shui)(shui)(shui)量僅(jin)(jin)為(wei)680.5毫米,多(duo)(duo)(duo)年平(ping)均(jun)(jun)(jun)(jun)當地水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)總量僅(jin)(jin)占(zhan)(zhan)全國(guo)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)總量的(de)1.1%,人(ren)均(jun)(jun)(jun)(jun)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)占(zhan)(zhan)有量不(bu)(bu)足(zu)全國(guo)人(ren)均(jun)(jun)(jun)(jun)占(zhan)(zhan)有量的(de)1/6,僅(jin)(jin)為(wei)世界人(ren)均(jun)(jun)(jun)(jun)占(zhan)(zhan)有量的(de)1/24,屬于聯合國(guo)確定的(de)人(ren)均(jun)(jun)(jun)(jun)占(zhan)(zhan)有量小于500立方米的(de)嚴重缺(que)水(shui)(shui)(shui)(shui)地區(qu)。資(zi)(zi)源(yuan)(yuan)(yuan)性(xing)缺(que)水(shui)(shui)(shui)(shui),是山(shan)東(dong)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)供需(xu)最明顯(xian)的(de)自然屬性(xing)。同時(shi),山(shan)東(dong)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)時(shi)空分布(bu)不(bu)(bu)均(jun)(jun)(jun)(jun),全省多(duo)(duo)(duo)年平(ping)均(jun)(jun)(jun)(jun)降水(shui)(shui)(shui)(shui)量從魯東(dong)南沿(yan)海的(de)850毫米向魯西北(bei)內陸的(de)550毫米遞(di)減。受季風(feng)氣候影(ying)響(xiang),全省降水(shui)(shui)(shui)(shui)量、水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)總量的(de)年際(ji)變化(hua)幅(fu)度很大,連豐、連枯是山(shan)東(dong)水(shui)(shui)(shui)(shui)資(zi)(zi)源(yuan)(yuan)(yuan)年際(ji)變化(hua)的(de)主(zhu)要(yao)特征。
“山(shan)(shan)(shan)東(dong)(dong)水(shui)(shui)(shui)資源稟賦決定了(le)(le)當地水(shui)(shui)(shui)資源不足以支撐全省(sheng)生活、生產、生態等(deng)各方面用水(shui)(shui)(shui),需要引(yin)用境外(wai)客水(shui)(shui)(shui)加以補充(chong)。”山(shan)(shan)(shan)東(dong)(dong)省(sheng)水(shui)(shui)(shui)利廳副廳長馬承新介紹,從1989年引(yin)黃(huang)濟青工程(cheng)開始,山(shan)(shan)(shan)東(dong)(dong)逐(zhu)步建設了(le)(le)一批(pi)調(diao)引(yin)水(shui)(shui)(shui)工程(cheng),逐(zhu)步構筑起了(le)(le)山(shan)(shan)(shan)東(dong)(dong)水(shui)(shui)(shui)網(wang)。值得關注的(de)是,當前,引(yin)調(diao)客水(shui)(shui)(shui)的(de)成本不斷增加,馬承新表示,山(shan)(shan)(shan)東(dong)(dong)將采(cai)取(qu)增加中水(shui)(shui)(shui)回用、提(ti)升海水(shui)(shui)(shui)淡化(hua)能(neng)力(li)、加大雨洪資源利用、強化(hua)節約用水(shui)(shui)(shui)等(deng)綜合(he)措施(shi),努力(li)減少對外(wai)調(diao)客水(shui)(shui)(shui)的(de)依賴度。
近年(nian)來(lai),山(shan)東(dong)(dong)結合實際,落實最嚴格的水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)管理制(zhi)(zhi)度、實行(xing)(xing)水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)消耗總(zong)量和強度雙控制(zhi)(zhi),加強農(nong)業、工業、城(cheng)(cheng)鎮(zhen)等重點(dian)領域節水(shui)(shui)(shui)(shui)(shui)(shui)。制(zhi)(zhi)定(ding)實施了《山(shan)東(dong)(dong)省(sheng)(sheng)水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)條(tiao)例》、《山(shan)東(dong)(dong)省(sheng)(sheng)節約用水(shui)(shui)(shui)(shui)(shui)(shui)辦法(fa)》,編制(zhi)(zhi)《山(shan)東(dong)(dong)省(sheng)(sheng)落實節水(shui)(shui)(shui)(shui)(shui)(shui)行(xing)(xing)動實施方案》,累計(ji)發(fa)(fa)布37個行(xing)(xing)業類別(bie)462個用水(shui)(shui)(shui)(shui)(shui)(shui)定(ding)額(e),不(bu)斷提升山(shan)東(dong)(dong)本地(di)水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)承載能力。同時,山(shan)東(dong)(dong)始終把水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)作(zuo)為最大剛性約束,量水(shui)(shui)(shui)(shui)(shui)(shui)而(er)行(xing)(xing)、因水(shui)(shui)(shui)(shui)(shui)(shui)而(er)宜(yi),在城(cheng)(cheng)市(shi)規模設定(ding)、產業布局(ju)調(diao)整(zheng)、產業方向(xiang)導引、城(cheng)(cheng)鄉環(huan)(huan)境定(ding)位待(dai)方面(mian),突出(chu)水(shui)(shui)(shui)(shui)(shui)(shui)資(zi)(zi)(zi)源(yuan)的約束作(zuo)用,科學謀(mou)劃(hua)做(zuo)好水(shui)(shui)(shui)(shui)(shui)(shui)安(an)全保障這(zhe)篇(pian)“大文章’,促進山(shan)東(dong)(dong)人(ren)口、經濟與資(zi)(zi)(zi)源(yuan)環(huan)(huan)境的協調(diao)發(fa)(fa)展。

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