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北京去年PM2.5浓度超国标1.45倍

来源: 南方日报网络版     时间: 2018年10月21日 09:51:35
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(  尽)(管)(二)(氧)(化)(硫)(、氮)(氧)(化)(物)(等)(主)(要)(污)(染)(物)(的)(减)(排)(幅)(度)(近)(年)(来)(最)(大)(,但)(去)(年)(本)(市)(的)(PM2.5年)(均)(浓)(度)(仍)(然)(高)(于)(国)(标)(限)(值)(1.45倍)(。市)(环)(保)(局)(昨)(日)(发)(布)(的)(《2014年)(北)(京)(市)(环)(境)(状)(况)(公)(报)(》显)(示)(,空)(气)(质)(量)(南)(北)(差)(异)(显)(著)(,北)(部)(和)(西)(北)(部)(山)(多)(水)(多)(空)(气)(好)(,东)(南)(西)(南)(部)(空)(气)(质)(量)(相)(对)(较)(差)(。
  空)(气)(质)(量)(
  PM2.5超)(标)(幅)(度)(最)(大)(
  从)(长)(期)(变)(化)(看)(,污)(染)(物)(浓)(度)(总)(体)(呈)(下)(降)(趋)(势)(。其)(中)(二)(氧)(化)(硫)(年)(均)(浓)(度)(降)(幅)(最)(大)(,同)(比)(下)(降)(18%,创)(历)(史)(新)(低)(,可)(吸)(入)(颗)(粒)(物)(年)(均)(浓)(度)(呈)(波)(动)(下)(降)(趋)(势)(。PM2.5年)(均)(浓)(度)(同)(比)(下)(降)(4%。
  2014年)(,空)(气)(中)(的)(二)(氧)(化)(硫)(的)(年)(均)(浓)(度)(、一)(氧)(化)(碳)(的)(24小)(时)(平)(均)(浓)(度)(均)(达)(到)(了)(国)(家)(新)(的)(空)(气)(质)(量)(标)(准)(。二)(氧)(化)(氮)(、可)(吸)(入)(颗)(粒)(物)(和)(细)(颗)(粒)(物)(PM2.5的)(年)(均)(浓)(度)(分)(别)(为)(56.7、115.8和)(85.9微)(克)(/立)(方)(米)(,臭)(氧)(日)(最)(大)(8小)(时)(浓)(度)(都)(超)(过)(国)(家)(新)(的)(空)(气)(质)(量)(标)(准)(,其)(中)(PM2.5超)(标)(幅)(度)(最)(大)(,超)(过)(标)(准)(限)(值)(1.45倍)(。
  空)(气)(质)(量)(南)(北)(差)(异)(大)(
  从)(北)(京)(市)(设)(置)(的)(多)(功)(能)(监)(测)(点)(位)(监)(测)(结)(果)(看)(,位)(于)(昌)(平)(定)(陵)(的)(城)(市)(清)(洁)(对)(照)(点)(PM2.5年)(均)(浓)(度)(为)(74.5微)(克)(/立)(方)(米)(,低)(于)(全)(市)(平)(均)(水)(平)(13.3%;位)(于)(北)(部)(边)(界)(的)(京)(东)(北)(和)(京)(西)(北)(区)(域)(站)(PM2.5年)(平)(均)(浓)(度)(值)(为)(67.4微)(克)(/立)(方)(米)(,低)(于)(全)(市)(平)(均)(水)(平)(22%;位)(于)(南)(部)(边)(界)(的)(京)(西)(南)(、京)(东)(南)(和)(京)(南)(区)(域)(站)(PM2.5年)(平)(均)(浓)(度)(值)(为)(112.7微)(克)(/立)(方)(米)(,高)(于)(全)(市)(平)(均)(水)(平)(31%;交)(通)(环)(境)(PM2.5年)(均)(浓)(度)(高)(于)(全)(市)(平)(均)(水)(平)(14%,二)(氧)(化)(氮)(年)(均)(浓)(度)(高)(于)(全)(市)(平)(均)(水)(平)(44%。
  全)(市)(空)(气)(质)(量)(南)(北)(差)(异)(显)(著)(。位)(于)(北)(部)(、西)(北)(部)(的)(生)(态)(涵)(养)(发)(展)(区)(空)(气)(质)(量)(较)(好)(,城)(市)(东)(南)(至)(西)(南)(部)(地)(区)(空)(气)(质)(量)(相)(对)(较)(差)(。
  水)(体)(质)(量)(
  北)(京)(劣)(五)(类)(水)(占)(45%
  《公)(报)(》指)(出)(,去)(年)(集)(中)(式)(地)(表)(水)(饮)(用)(水)(源)(地)(水)(质)(持)(续)(符)(合)(国)(家)(饮)(用)(水)(源)(水)(质)(标)(准)(,水)(资)(源)(短)(缺)(和)(城)(市)(下)(游)(河)(道)(水)(污)(染)(严)(重)(的)(局)(面)(尚)(未)(根)(本)(改)(变)(。
  昨)(日)(,国)(务)(院)(在)(“水)(十)(条)(”中)(明)(确)(要)(公)(布)(、治)(理)(黑)(臭)(水)(体)(。在)(谈)(到)(这)(一)(问)(题)(时)(,市)(环)(保)(局)(水)(和)(生)(态)(处)(处)(长)(韩)(永)(歧)(介)(绍)(,环)(保)(部)(目)(前)(还)(未)(给)(出)(“黑)(臭)(水)(体)(”的)(定)(义)(。“它)(可)(能)(是)(一)(个)(感)(官)(型)(的)(指)(标)(,但)(具)(体)(还)(要)(等)(环)(保)(部)(的)(明)(确)(解)(释)(。”韩)(永)(歧)(表)(示)(,黑)(臭)(水)(体)(首)(先)(要)(解)(决)(感)(官)(问)(题)(,“黑)(臭)(水)(体)(一)(定)(是)(劣)(五)(类)(水)(,但)(劣)(五)(类)(水)(体)(并)(不)(一)(定)(黑)(臭)(。”
  韩)(永)(歧)(表)(示)(,因)(为)(还)(没)(有)(黑)(臭)(水)(体)(的)(明)(确)(定)(义)(,所)(以)(北)(京)(到)(底)(有)(多)(少)(黑)(臭)(水)(目)(前)(也)(不)(太)(好)(判)(断)(。他)(介)(绍)(,北)(京)(劣)(五)(类)(水)(占)(45%,但)(涉)(及)(到)(黑)(臭)(水)(体)(的)(肯)(定)(少)(于)(这)(个)(比)(例)(。
  公)(报)(指)(出)(,在)(全)(市)(人)(口)(增)(长)(、水)(资)(源)(总)(量)(短)(缺)(的)(情)(况)(下)(,城)(市)(下)(游)(不)(达)(标)(水)(体)(断)(面)(中)(化)(学)(需)(氧)(量)(、氨)(氮)(年)(均)(浓)(度)(值)(分)(别)(下)(降)(11.7%和)(4.0%。从)(三)(种)(水)(体)(类)(型)(看)(,水)(库)(水)(质)(较)(好)(,湖)(泊)(次)(之)(,河)(流)(水)(质)(相)(对)(较)(差)(。
  环)(保)(执)(法)(
  全)(年)(收)(排)(污)(费)(2.47亿)(
  市)(环)(保)(局)(介)(绍)(,本)(市)(通)(过)(多)(项)(举)(措)(减)(少)(污)(染)(物)(排)(放)(。其)(中)(在)(水)(污)(染)(防)(治)(方)(面)(,垡)(头)(再)(生)(水)(厂)(、黄)(村)(污)(水)(处)(理)(厂)(等)(一)(批)(污)(水)(处)(理)(厂)(建)(成)(投)(运)(或)(升)(级)(改)(造)(,全)(市)(新)(增)(污)(水)(处)(理)(能)(力)(22万)(吨)(/日)(。《北)(京)(市)(大)(气)(污)(染)(防)(治)(条)(例)(》实)(施)(后)(,各)(部)(门)(组)(织)(开)(展)(力)(度)(空)(前)(的)(环)(保)(执)(法)(检)(查)(,环)(保)(执)(法)(部)(门)(对)(各)(类)(环)(境)(违)(法)(行)(为)(处)(罚)(金)(额)(达)(到)(1亿)(余)(元)(。
  发)(布)(实)(施)(《北)(京)(市)(水)(环)(境)(区)(域)(补)(偿)(办)(法)(》等)(12项)(环)(境)(经)(济)(政)(策)(,大)(幅)(提)(高)(了)(二)(氧)(化)(硫)(、氮)(氧)(化)(物)(、化)(学)(需)(氧)(量)(和)(氨)(氮)(等)(主)(要)(污)(染)(物)(的)(排)(污)(收)(费)(标)(准)(,实)(行)(减)(半)(排)(放)(、减)(半)(征)(收)(,超)(标)(排)(放)(、加)(倍)(征)(收)(的)(差)(别)(化)(收)(费)(标)(准)(,全)(年)(累)(计)(征)(收)(排)(污)(费)(2.47亿)(元)(。
  针)(对)(区)(域)(联)(防)(联)(控)(的)(问)(题)(,市)(环)(保)(局)(表)(示)(,今)(年)(六)(省)(区)(将)(在)(散)(煤)(治)(理)(、机)(动)(车)(联)(合)(执)(法)(、秸)(秆)(焚)(烧)(等)(方)(面)(开)(展)(治)(理)(。
  北)(京)(晨)(报)(记)(者)(吴)(婷)(婷)(
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