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        Tag nrho cov

        Dab tsi Yog Qhov Sib Txawv ntawm Particulate Matter PM2.5 thiab PM10?

        What is the difference between pm2.5 and pm10?

        Dab tsi yog Particulate Matter?

        Plav hmoov av me me (PM) tsis yog cov pa phem, tab sis theej yog sib xyaw ntawm ntau hom tshuaj lom neeg. Nws yog cov khoom sib xyaw ua ke ntawm cov khib nyiab thiab cov aerosols uas muaj cov kua me me ua kua, cov roj tawg ua kom qhuav, thiab cov khoom tawv ntxig nrog cov kua pleev xim. Cov hmoov av muaj qhov sib txawv ntawm qhov loj me, cov duab thiab tshuaj lom neeg, thiab tej zaum yuav muaj cov inorganic ions, metallic compounds, cov roj carbon elemental, cov organic organic, thiab cov sib txuas hauv lub ntiaj teb. Cov ntu tau txhais los ntawm lawv lub cheeb rau cov cua tswj kom zoo. Cov neeg uas muaj qhov loj ntawm 10 microns lossis tsawg dua (PM10) tuaj yeem nqus tsis tau rau hauv lub ntsws thiab tuaj yeem ua rau muaj kev phom sij tsis zoo. Cov teeb meem zoo nkauj txhais tau tias yog cov khoom me me 2.5 microns lossis tsawg dua ntawm taub (PM2.5). Yog li ntawd, PM2.5 muaj ib feem ntawm PM10.

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        2021 California Lub Caij Nruab Nrab Tsiaj Nruab Nrab Saib Tau Txaus Ntshai thiab Txaus Ntshai

        2021 California Wildfire Season Looks Extreme and Dangerous

        Hauv California, cov hluav taws kub nyhiab zoo li ua haujlwm zoo li lub sijhawm ua haujlwm txhua lub caij ntuj sov thiab lub caij nplooj zeeg, ua rau cov khoom puas tsuaj, thov kom tib neeg lub neej, thiab ua rau huab cua peb ua pa. Yam dab tsi uas ib txwm muaj nyob rau “lub caij sov” yog tsis muaj kev tiv thaiv los ntawm kev raug phom sij ntawm huab cua phem. California lub caij nyoog siv hluav taws tabtom nthuav dav, thiab huab cua hloov huab cua hloov pauv yog qhov ua rau.

        Caij Hav Zoov Nyob Xeev California 2021

        Lub lim tiam no tsis muaj tshaj li ntawm Red Flag Lus Ceeb Toom tsuas yog ib qho cim ntawm tej yam uas yuav los, raws li California cov tub ceev xwm sab saum toj thiab cov neeg tua hluav taws, uas tau sib sau rau ib qho kev tshwm sim hauv East Bay los ncaws pob ntawm Wildfire Npaj Lub Limtiam. Nrog cua sov cua sov dhau los sab saud, California cov tub ceev xwm sab saum toj tau xa suab nrov, tias lub caij no hluav taws kub sai yuav dhau los ua qhov phem tshaj plaws hauv cov ntaub ntawv.

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        Thaum twg California Lub caij tua hluav taws xyoo no?

        When Is California Fire Season this Year?

        Yav dhau los, California lub caij tua hluav taws feem ntau yog thaum lub Tsib Hlis txog Lub Kaum Hli. Txawm li cas los xij, nrog kev nyab xeeb hloov raws li qhov muaj feem cuam tshuam, cov teeb meem loj tshaj plaws tam sim no qhia tias lub caij pib ntxov thiab xaus tom qab txhua xyoo, nrog qee cov kws tshaj lij hais tias lub caij nyoog tua hluav taws hauv California yog tam sim no ib xyoos puag ncig.

        Nov yog yam koj yuav tsum paub txog keeb kwm thiab yav tom ntej ntawm kev tua hluav taws hauv California:

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        Cov Hluav Taws Kub Taws Ua Rau California Huab Cua Huab Cua Zoo Tsis Zoo Tsis Txaus Ntshai Hauv Lub Ntiaj Teb Xyoo 2020

        Wildfires Made California Air Quality Among Worst in the World in 2020

        2020 yog xyoo tsis zoo rau ntau lub laj thawj tab sis feem ntau pom huab cua tsis zoo hauv ntau lub ntiaj teb, tshwj tsis yog California. Kev kis tau zoo thoob plaws thoob ntiaj teb tau pab txhim kho huab cua kom zoo thoob ntiaj teb nyob rau xyoo 2020, Asmeskas tau pom tias huab cua tsis zoo ntawm huab cua - tshwj xeeb yog nyob rau sab hnub poob ntawm ntug dej hiav txwv - ua tsaug ntau rau kev kaw cov chaw tua hluav taws thiab pa taws.

        Yav qab teb California yog cov neeg muaj npe nyob hauv feem ntau cov pa paug hauv Asmeskas lub nroog hauv 2019, qhov hluav taws kub ntawm 2020 tau txav qhov txawv ntawd mus rau Central thiab Northern California, raws li cov ntawv qhia txhua xyoo tso tawm Tuesday, Lub Peb Hlis 16, los ntawm IQAir, tuam txhab Swiss uas tau koom tes nrog United Nations los tsim lub ntiaj teb cov huab cua zoo tshaj plaws ntawm lub platform.

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        Cov pa luam yeeb hluav taws kub ntev txog 10 X Ntau Tshaj Kev Nyab Xeeb Ntau Dua Lwm Cov Pa Hluav Taws

        Wildfire Smoke is up to 10X More Harmful than Other Air Pollution
        tuab cov pa ncho los ntawm cov ntawv hais txog cov hluav taws hauv Northern California dhau lub caij ntuj sov thiab caij nplooj zeeg. Nws tau hloov pauv ntawm Thaj Chaw Bay skies ib qho xim ntsuab txiv kab ntxwv, ua rau muaj kev txhawj xeeb txog kev noj qab haus huv dhau ntawm qhov kev phom sij uas tau nce zuj zus thaum qhov kub tseem nce thiab qhov chaw tswj tsis tau zoo ntawm cov ntoo kub hnyiab tawm ntawm kev tswj hwm txhua xyoo nyob rau sab hnub poob. ntau tshaj ...

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