Cov dej khov Pyrenees tuaj yeem ploj tag xyoo 2050

Cov dej khov Pyrenees tuaj yeem ploj tag xyoo 2050
Cov dej khov Pyrenees tuaj yeem ploj tag xyoo 2050
Anonim

Glaciers, nyob hauv cov pob zeb ntawm Pyrenees roob sib cais Fab Kis thiab Spain, tuaj yeem ploj mus nyob rau 30 xyoo tom ntej vim qhov kub hauv ntiaj teb nce. Cov kws tshawb fawb los ntawm Fab Kis Lub Koom Haum Hauv Cheeb Tsam rau Kev Tshawb Fawb ntawm Glaciers kwv yees tias Pyrenean cov dej khov tau raug teeb meem nrog kev puas tsuaj tag nrho los ntawm 2050, raws li Phys.org.

Cov kws tshaj lij pib lawv qhov kev kwv yees ntawm kev ntsuas uas tau ua tiav rau 18 xyoo sib law liag hauv pab pawg ntawm 9 glaciers nyob ntawm Fab Kis sab.

Lub tebchaws United Nations tau hais tias kaum xyoo dhau los yog qhov kub tshaj plaws ntawm cov ntaub ntawv thiab ceeb toom tias kev tso pa roj tsev cog khoom tsis tu ncua yuav ua rau kom qhov kub hauv ntiaj teb nce ntxiv, ua rau cov dej khov poob qis.

Kev tshuaj xyuas dav dav thiab GPS taug qab cov dej khov hauv Pyrenees taw tes rau cov txiaj ntsig zoo ib txwm tau sau tseg ntawm cov dej khov hauv Alps thiab Greenland: Cov cua sov thiab lub caij ntuj qhuav yog ua rau cov dej khov puas tsuaj tas mus li.

Tag nrho thaj tsam ntawm cuaj glaciers yog tam sim no 79 hectares, nce los ntawm 140 hectares sau tseg 17 xyoo dhau los. Qhov no tsuas yog ib feem me me ntawm 450 hectares uas dej khov nyob hauv nruab nrab ntawm lub xyoo pua puv 19, thiab tus nqi yaj tau nrawm dua. Txij li xyoo 2002, Cov dej khov Pyrenean tau poob 3.6 hectares txhua xyoo, uas yog sib npaug ntawm 5 thaj chaw ncaws pob.

Xyoo 2019 tsis muaj qhov tshwj xeeb: thaj tsam qis dua ntawm cov dej khov feem ntau thim rov qab los ntawm 8.1 m lub caij ntuj sov dhau los, piv rau 7.2 m sau tseg hauv xyoo dhau los.

Cov dej khov yaj yaj tau cuam tshuam hauv cheeb tsam ib puag ncig thiab ua rau tib neeg muaj kev pheej hmoo. Cov neeg nce toj yuav poob lawv cov ntsiab lus txhawb rau nce toj siab tshaj plaws, uas yuav ua rau lawv txoj hauv kev nyuaj dua. Thiab rau cov neeg taug kev ntawm qhov chaw siab dua, dej khov thim rov qab ua rau tsis muaj kev ruaj khov yav dhau los, ua rau muaj kev pheej hmoo ntawm pob zeb poob thiab avalanches.

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