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學習快評丨qibao666888　　會??(hui)上??(shang)??，生??(sheng)態(tài)??(tai)環(huán)??(huan)境??(jing)部??(bu)監(jiān)??(jian)測??(ce)司??(si)司??(si)長??(chang)蔣??(jiang)火??(huo)華??(hua)介??(jie)紹??(shao)??，2024年??(nian)??，藍??(lan)天??(tian)越??(yue)來??(lai)越??(yue)多??(duo)??，全??(quan)國??(guo)地??(di)級??(ji)及??(ji)以??(yi)上??(shang)城??(cheng)市??(shi)平??(ping)均??(jun)優(yōu)??(you)良??(liang)天??(tian)數(shù)??(shu)比??(bi)例??(li)為??(wei)87.2%??，同??(tong)比??(bi)上??(shang)升??(sheng)1.7個??(ge)百??(bai)分??(fen)點??(dian)；PM2.5濃??(nong)度??(du)“下?(xia)30”??，達??(da)到??(dao)29.3微??(wei)克??(ke)/立??(li)方??(fang)米??(mi)；PM10濃??(nong)度??(du)首??(shou)次??(ci)“下?(xia)50”??，達??(da)到??(dao)49微?(wei)克??(ke)/立??(li)方??(fang)米??(mi)??。??十??(shi)年??(nian)間??(jian)??，京??(jing)津??(jin)冀??(ji)及??(ji)周??(zhou)邊??(bian)、長??(chang)三??(san)角??(jiao)、汾??(fen)渭??(wei)平??(ping)原??(yuan)三??(san)大?(da)區(qū)??(qu)域??(yu)PM2.5濃??(nong)度??(du)分??(fen)別??(bie)下??(xia)降??(jiang)了??(le)47.3%、39.0%和??(he)25.1%???！　『??(he)湖??(hu)越??(yue)來?(lai)越??(yue)清??(qing)?，2024年??(nian)?，地??(di)表??(biao)水??(shui)水??(shui)質(zhì)??(zhi)優(yōu)?(you)良??(liang)斷??(duan)面??(mian)比??(bi)例??(li)首??(shou)次??(ci)“跨??(kua)90”?，達??(da)到?(dao)90.4%??。??地??(di)表??(biao)水??(shui)Ⅰ—Ⅲ類??(lei)斷??(duan)面??(mian)比?(bi)例??(li)從??(cong)2015年?(nian)的??(de)64.5%提??(ti)高??(gao)到??(dao)2024年??(nian)的??(de)90.4%?，提??(ti)高??(gao)了??(le)25.9個??(ge)百??(bai)分??(fen)點??(dian)；長?(chang)江??(jiang)干??(gan)流??(liu)連??(lian)續(xù)??(xu)5年?(nian)、黃??(huang)河??(he)干??(gan)流??(liu)連??(lian)續(xù)?(xu)3年??(nian)全??(quan)線??(xian)水??(shui)質(zhì)??(zhi)穩(wěn)??(wen)定??(ding)保??(bao)持??(chi)Ⅱ類??(lei)；十??(shi)年??(nian)間??(jian)?，我??(wo)國??(guo)曾??(zeng)經(jīng)??(jing)水?(shui)污祝(wu)染??(ran)最??(zui)嚴??(yan)重??(zhong)的??(de)淮??(huai)河??(he)、海??(hai)河??(he)、遼??(liao)河??(he)三??(san)大??(da)流??(liu)域??(yu)?，水??(shui)質(zhì)??(zhi)優(yōu)?(you)良?(liang)斷??(duan)面??(mian)比?(bi)例??(li)均??(jun)上??(shang)升??(sheng)超??(chao)過??(guo)30個??(ge)百??(bai)分??(fen)點??(dian)??。其??(qi)中?(zhong)?，海??(hai)河??(he)流?(liu)域??(yu)劣??(lie)Ⅴ類??(lei)斷??(duan)面??(mian)從??(cong)2015年??(nian)的??(de)39.1%?，到??(dao)現(xiàn)??(xian)在??(zai)實??(shi)現(xiàn)??(xian)連??(lian)續(xù)??(xu)3年?(nian)消??(xiao)劣??(lie)??。。