人類“補(bǔ)天”40年 南極臭氧層有望2060年恢復(fù)
亚洲综合憿情五月丁香五月网
1985年??(nian)3月??(yue)22日??(ri)??,《保??(bao)護(hù)??(hu)臭??(chou)氧??(yang)層??(ceng)維??(wei)也??(ye)納??(na)公??(gong)約??(yue)》(簡??(jian)稱??(cheng)“公??(gong)約??(yue)”)締??(di)結(jié)?(jie)??,開??(kai)啟??(qi)了??(le)全??(quan)球?(qiu)性??(xing)的?(de)“補(bǔ)?(bu)天??(tian)”行??(xing)動(dòng)??(dong)??。?? 中??(zhong)新??(xin)社??(she)北??(bei)京??(jing)3月??(yue)22日??(ri)電??(dian) (記??(ji)者??(zhe) 阮??(ruan)煜??(yu)琳??(lin))《保??(bao)護(hù)??(hu)臭??(chou)氧??(yang)層??(ceng)維??(wei)也??(ye)納??(na)公??(gong)約??(yue)》(簡??(jian)稱?(cheng)“公??(gong)約??(yue)”)締?(di)結(jié)??(jie)40周??(zhou)年??(nian)之??(zhi)際??(ji)??,中??(zhong)國?(guo)生??(sheng)態(tài)??(tai)環(huán)??(huan)境??(jing)部??(bu)大??(da)氣??(qi)環(huán)??(huan)境??(jing)司??(si)撰??(zhuan)文??(wen)指??(zhi)出??(chu)??,40年??(nian)來?(lai)??,99%的?(de)消??(xiao)耗??(hao)臭??(chou)氧??(yang)層?(ceng)物??(wu)質(zhì)??(zhi)(ODS)被??(bei)成??(cheng)功??(gong)淘?(tao)汰??(tai)??,南??(nan)極??(ji)臭??(chou)氧??(yang)層??(ceng)空??(kong)洞??(dong)不??(bu)斷??(duan)愈??(yu)合??(he)??,預(yù)??(yu)計(jì)??(ji)2060年??(nian)恢??(hui)復(fù)??(fu)到??(dao)1980年??(nian)前??(qian)的??(de)水??(shui)平??(ping)??。??SEZSNGRZWDqibao666888 1985nian ??(nian)3yue ??(yue)22ri ??(ri)??,《bao ??(bao)hu ??(hu)chou ??(chou)yang ??(yang)ceng ??(ceng)wei ??(wei)ye ??(ye)na ??(na)gong ??(gong)yue ??(yue)》(jian ??(jian)cheng ??(cheng)“gong ??(gong)yue ??(yue)”)di ??(di)jie ?(jie)??,kai ??(kai)qi ??(qi)le ??(le)quan ??(quan)qiu ?(qiu)xing ??(xing)de ?(de)“bu ?(bu)tian ??(tian)”xing ??(xing)dong ??(dong)??。?? zhong ??(zhong)xin ??(xin)she ??(she)bei ??(bei)jing ??(jing)3yue ??(yue)22ri ??(ri)dian ??(dian) (ji ??(ji)zhe ??(zhe) ruan ??(ruan)yu ??(yu)lin ??(lin))《bao ??(bao)hu ??(hu)chou ??(chou)yang ??(yang)ceng ??(ceng)wei ??(wei)ye ??(ye)na ??(na)gong ??(gong)yue ??(yue)》(jian ??(jian)cheng ?(cheng)“gong ??(gong)yue ??(yue)”)di ?(di)jie ??(jie)40zhou ??(zhou)nian ??(nian)zhi ??(zhi)ji ??(ji)??,zhong ??(zhong)guo ?(guo)sheng ??(sheng)tai ??(tai)huan ??(huan)jing ??(jing)bu ??(bu)da ??(da)qi ??(qi)huan ??(huan)jing ??(jing)si ??(si)zhuan ??(zhuan)wen ??(wen)zhi ??(zhi)chu ??(chu)??,40nian ??(nian)lai ?(lai)??,99%de ?(de)xiao ??(xiao)hao ??(hao)chou ??(chou)yang ??(yang)ceng ?(ceng)wu ??(wu)zhi ??(zhi)(ODS)bei ??(bei)cheng ??(cheng)gong ??(gong)tao ?(tao)tai ??(tai)??,nan ??(nan)ji ??(ji)chou ??(chou)yang ??(yang)ceng ??(ceng)kong ??(kong)dong ??(dong)bu ??(bu)duan ??(duan)yu ??(yu)he ??(he)??,yu ??(yu)ji ??(ji)2060nian ??(nian)hui ??(hui)fu ??(fu)dao ??(dao)1980nian ??(nian)qian ??(qian)de ??(de)shui ??(shui)ping ??(ping)??。??