Experții de la Institutul de Cercetare pentru Dezoltare (ICD) au monitorizat timp de câteva săptămâni arhipelagul și au constat un fenomen de albire fără precedent în jurul lagunei, cu precădere în zona de coastă, scrie digi24.ro.
Temperaturile în noua Caledonie nu au depășit 35 de grade, în ciuda faptului că în zonă a plouat, din cauza ciclonului Winston care a lovit Fiji. Din cauza acestor temperaturi ridicate, spun cercetătorii, coralii se decolorează. Oamenii de știință au atras atenția în trecut asupra faptului că fenomenul El Nino, care se va încheia în primăvară, ar putea provoca în 2016 cel mai grav episod de albire a coralilor înregistrat vreodată.
„Dacă situația continuă să se agraveze, Marea Barieră de corali va suferi o albire generalizată, asociată cu mortalitatea pe care o provoacă acest fenomen, cea mai frecventă consecință a creșterii nivelului apelor și temperaturilor mării”, a declarat cercetătorul Ove Heogh-Guldberg.
Dispariția recifurilor de corali are un impact important asupra ecosistemului marin deoarece ele furnizează hrană și adăpost multor specii de pești și crustacei.
El Nino este un fenomen neregulat, care duce la creșteri ale temperaturii apei din Pacific, ploi puternice în unele zone, secetă în altele, și vânturi de intensitate slabă.
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