Mkangano pachisumbu cha Bay of Bengal watha - chisumbu chapita

NEW DelHI - Kwa zaka pafupifupi 30, India ndi Bangladesh akhala akukangana pakuwongolera chilumba chaching'ono cha miyala ku Bay of Bengal. Tsopano kukwera kwa nyanja kwathetsa mkangano kwa iwo: chilumbachi chapita.

Chilumba cha New Moore ku Sunderbans chamira kwathunthu, adatero katswiri wa zanyanja Sugata Hazra, pulofesa ku yunivesite ya Jadavpur ku Calcutta. Kusowa kwake kwatsimikiziridwa ndi zithunzi za satellite ndi maulendo apanyanja, adatero.

"Zomwe maiko awiriwa sanathe kuzikwaniritsa kuyambira zaka zambiri akukambirana, zathetsedwa ndi kutentha kwa dziko," adatero Hazra.

Asayansi pa Sukulu ya Maphunziro a Oceanographic pa yunivesiteyo awona kuwonjezeka kwakukulu kwa kuchuluka kwa madzi a m'nyanja pazaka khumi zapitazi ku Bay of Bengal.

Mpaka 2000, madzi a m'nyanja ankakwera pafupifupi mamilimita atatu (3 mainchesi) pachaka, koma m'zaka khumi zapitazi akhala akukwera pafupifupi mamilimita asanu (0.12 mainchesi) pachaka, adatero.

Chilumba china chapafupi, Lohachara, chinamizidwa mu 1996, kukakamiza anthu okhalamo kuti asamukire kumtunda, pomwe pafupifupi theka la chilumba cha Ghoramara chinali pansi pamadzi, adatero. Pafupifupi zilumba zina 10 m'derali zili pachiwopsezo, adatero Hazra.

"Tidzakhala ndi anthu ochulukirachulukira omwe achoka ku Sunderbans pomwe madera ambiri azilumba akugwa m'madzi," adatero.

Bangladesh, dziko lotsika lomwe lili ndi anthu 150 miliyoni, ndi limodzi mwa mayiko omwe akhudzidwa kwambiri ndi kutentha kwa dziko. Akuluakulu akuyerekeza 18 peresenti ya madera a m'mphepete mwa nyanja ku Bangladesh adzakhala pansi pa madzi ndipo anthu 20 miliyoni adzasowa pokhala ngati madzi a m'nyanja adzakwera mita imodzi (1 mapazi) pofika chaka cha 3.3 monga momwe zinawonetsera nyengo.

India ndi Bangladesh onse adatenga New Moore Island yopanda kanthu, yomwe ndi pafupifupi makilomita 3.5 (2 miles) utali ndi 3 kilomita (1.5 miles) m'lifupi. Bangladesh idatcha chilumbachi kuti South Talpatti.

Panalibe nyumba zokhazikika ku New Moore, koma India idatumiza asitikali ena ankhondo kumphepete mwa miyala yake mu 1981 kuti akakweze mbendera yake.

Kuyika malire a m'mphepete mwa nyanja - ndi amene amalamulira zilumba zotsala - idakali nkhani yotseguka pakati pa oyandikana nawo aku South Asia, ngakhale kuti New Moore wasowa, watero mkulu wa Unduna wa Zakunja ku India, yemwe adalankhula mosadziwika chifukwa sanali. ololedwa kuyankhula pa mikangano yapadziko lonse lapansi.

Akuluakulu aku Bangladesh sanapezeke kuti afotokoze Lachitatu.