Nechiiri chega chega chekudziya, akarasika angangoita mamirioni mana emakiromita emakiromita e permafrost

permafrost

Izvi zvinotaurwa nechikwata chenyika dzese chakaumbwa nevatsvakurudzi vatanhatu vanobva kuNorway, United Kingdom neSweden, avo vakaburitsa chidzidzo mumagazini yesainzi 'Nature Climate Change'. Kuti isu tiwane pfungwa yehuwandu hwehuwandu hwemafrostrost iyo inorasika nechero degree rekudziya, tinofanirwa kuziva izvo inzvimbo yakakura kudarika India.

Permafrost, iyo ivhu revhu rinoramba rakagwamba nechando kweanenge makore maviri, iyo inosvika makiromita gumi nemashanu emamirimita emakiromita epasi, iri kuramba ichipera simba semhedzisiro yekudziya kwepasi.

Yakawanda yakawanda kabhoni inochengetwa mu permafrost, iri dambudziko rakakomba nhasi. Sezvo pasi rinodziya, ichi chando chando chinonyungudika, zvichikonzera iyo organic chinhu chakabatwa mairi kutanga kuora. Mukudaro, magreenhouse gasi senge carbon dioxide uye methane anosunungurwa, magesi maviri makuru anokonzera kuwedzera kwekushisa.

Kusvika pamhedziso iyoyo, vaongorori vakaongorora mashandiro echando ichi pamusoro penzvimbo uye hukama hwayo netembiricha. Ivo vakabva vatsvaga zvinogona kuitika kana tembiricha ikawedzera uye, vachishandisa iyi data, vakagadzira mepu yekuparadzira permafrost. Ivo nekudaro vakakwanisa kuverenga huwandu hwenzvimbo iyo yaizorasika kana tembiricha yepasi rose ikadzivirirwa kubva mukukwira nemadhigirii anopfuura maviri.

Thaw

Kutenda neizvi kudzidza Masayendisiti akakwanisa kuona kuti permafrost inonyanya kukonzerwa nekudziya kwepasi pane zvaimbofungidzirwa. kudzikamisa mamiriro ekunze pa2ºC pamusoro pematanho epamberi pemaindasitiri kwaizoreva kutsiviwa kweanopfuura makumi mana muzana enzvimbo dzazvino. Dai izvi zvaizoitika, vanhu vangangosvika mamirioni makumi matatu nemashanu vanogara mumatunhu aya vaizofanira kutora matanho ekugadzirisa, sezvo migwagwa nezvivakwa zvaigona kudonha.


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  1. Inotarisira iyo data: Miguel Ángel Gatón
  2. Chinangwa cheiyo data: Kudzora SPAM, manejimendi manejimendi.
  3. Legitimation: Kubvuma kwako
  4. Kutaurirana kwedata
  5. Dhata yekuchengetedza: Dhatabhesi inobatwa neOccentus Networks (EU)
  6. Kodzero: Panguva ipi neipi iwe unogona kudzora, kupora uye kudzima ruzivo rwako