Antarctic hiav txwv dej khov yam tsawg kawg nkaus ntawm cov ntaub ntawv qis | Greenpeace ib.

PUNTA ARENAS, Chile - Cov ntaub ntawv los ntawm National Hiav Txwv Ice Data Center qhia tias Antarctic hiav txwv dej khov yuav ncav cuag nws qhov qis tshaj plaws sau tseg los ntawm satellites xyoo no.[1] Kev ntsuas ua ntej qhia tau hais tias cov dej khov dej hiav txwv nyob ib ncig ntawm lub teb chaws tau tshaj cov ntaub ntawv yav dhau los yam tsawg kawg nkaus ntawm 2,1 lab square kilometers nyob rau lub Peb Hlis 2017 thiab poob rau 20 lab square kilometers rau hnub Sunday, Lub Ob Hlis 1,98.

Nyob rau ntawm lub nkoj mus rau kev tshawb fawb mus rau Antarctica yog Laura Meller los ntawm Greenpeace phiaj los nqis tes "Protect The Oceans" [2]:

“Nws txaus ntshai heev uas pom cov dej hiav txwv khov no yaj. Cov txiaj ntsig ntawm cov kev hloov pauv no nthuav dav thoob plaws ntiaj teb, cuam tshuam rau cov zaub mov hauv hiav txwv thoob plaws ntiaj teb. Peb qhov kev tshawb fawb tsis ntev los no mus rau Antarctica tau lees paub tias qhov xwm txheej huab cua twb cuam tshuam rau hom tseem ceeb hauv cheeb tsam.[3] Xyoo 2020, peb pom Arctic mus txog nws qhov thib ob qis tshaj plaws hauv hiav txwv dej khov raws li cov ntaub ntawv. Tam sim no peb xav tau lub network thoob ntiaj teb ntawm cov chaw tiv thaiv marine thaum muaj kev cuam tshuam ntawm ncej-rau-ncej. Txhua tus neeg hauv ntiaj teb nyob ntawm cov dej hiav txwv noj qab haus huv kom muaj sia nyob; Qhov no yog lus ceeb toom meej tias peb yuav tsum tiv thaiv lawv mus ib txhis. "

Ob xyoo dhau los, cheeb tsam tau pom qhov hloov pauv loj hauv hiav txwv dej khov, tab sis xyoo no qhov poob qis tsis tau muaj dua li txij li kev ntsuas pib. Raws li cov kws tshawb fawb kawm txog qhov nyuaj ntawm kev ua kom sov hauv ntiaj teb thiab cov dej khov dej hiav txwv, qhov kev puas tsuaj ntawm huab cua yog pom tseeb hauv cheeb tsam, nrog rau qee qhov ntawm Antarctica ua kom sov sai dua li lwm qhov hauv ntiaj teb.

Daim ntawv dej khov Antarctic tau poob peb zaug sai dua hnub no dua li nws nyob hauv xyoo 1990, ua rau lub ntiaj teb dej hiav txwv nce ntxiv.[4] Kev ua kom sov sai sai tau ua rau muaj kev hloov pauv mus rau sab qab teb tseem ceeb thiab kev cog lus hauv kev faib tawm ntawm Antarctic krill, hom tseem ceeb.[5] Tsis ntev los no Greenpeace ntoj ke mus rau Antarctica tau lees paub tias gentoo penguins tau yug me nyuam ntxiv rau sab qab teb vim qhov teeb meem ntawm huab cua.[3]

Cov dej hiav txwv noj qab haus huv yog qhov tseem ceeb los txo qhov cuam tshuam ntawm kev hloov pauv huab cua thaum lawv pab txhawb rau nws khaws cov pa roj carbon zoo tawm ntawm qhov chaw. Cov kws tshawb fawb hais tias kev tiv thaiv tsawg kawg 30% ntawm cov dej hiav txwv los ntawm kev sib koom ua ke ntawm thaj chaw tiv thaiv yog qhov tseem ceeb ua rau cov dej hiav txwv ecosystems ua kom muaj zog dua kom tiv taus kev hloov pauv huab cua sai dua. Greenpeace tab tom thawb rau kev cog lus thoob ntiaj teb dej hiav txwv, uas tuaj yeem pom zoo ntawm United Nations hauv 2022, uas tuaj yeem tso cai rau kev tsim lub network ntawm cov chaw tiv thaiv dej hiav txwv tsis pub muaj kev phom sij rau tib neeg hauv dej thoob ntiaj teb.[6]

[1] https://nsidc.org/arcticseaicenews/charctic-interactive-sea-ice-graph

[2] Laura Meller yog tus kws tshaj lij dej hiav txwv thiab tus kws pab tswv yim polar ntawm Greenpeace Nordic

[3] https://www.greenpeace.org.uk/news/scientists-discover-new-penguin-colonies-that-reveal-impacts-of-the-climate-crisis-in-the-antarktis

[4] https://www.ipcc.ch/report/ar6/wg1/

[5] https://www.ipcc.ch/srocc/

[6] https://www.greenpeace.org/international/publication/21604/30×30-a-blueprint-for-ocean-protection/