[01] Ayjanei to diojeidio anqraka sthn atmosfaira

``H ayjhsh ths posothtas toy CO2 sthn atmosfaira einai kata 35% anwterh apo ekeinh poy anamenotan apo to 2000'', anaferei sb anakoinwqen ths h Bretanikh Etaireia Antarktikwn Meletwn (BAS), h opoia symmeteixe me meleth sthn ethsia ekdosh ths Amerikanikhs Eqnikhs Akadhmias Episthmwn.

Symfwna me toys ereynhtes, ta rypogona kaysima einai ypeyqyna kata 17% gia thn ayjhsh ayth, enw to ypoloipo 18% ofeiletai sthn elattwsh ths dynatothtas twn fysikwn ``apoqematwn'', opws ta dash, h oi wkeanoi, nb aporrofoyn to diojeidio.

``Prin 50 xronia gia kaqe ekpempomeno tono diojeidioy, ta 600 kila aporrofoysan ta fysika apoqemata. To 2006, molis ta 550 kila aporrofhqhkan, ki h posothta ayth ejakoloyqei na meiwnetai'', tonizei o kyrios syntakths ths ekqeshs Pep Kanantel, toy Dieqnoys Programmatos Anqraka.

Oi ekpompes CO2 to 2006 efqasan peripoy toys 10 dis tonoys, poy antiproswpeyei mia ayjhsh 35% en sxesei me ta epipeda toy 1990, apokalyptetai sthn ereyna, enw to Prwtokollo toy Kioto proeblepe na exoyn meiwqei ews to 2012 oi ekpompes rypogonwn aeriwn kata 5% en sxesei me to 1990.

Parallhla, se meleth twn Oyte Soyster kai Antrioy Oyatson toy Pan/mioy ths Ist Angklia, poy dhmosieyetai sthn amerikanikh epiqewrhsh Journal of Geophysics Research, pragmateyetai h ypoqesh oti oi wkeanoi endexomenws na xasoyn thn ikanothta toys nb aporrofoyn to diojeidio toy anqraka, mia idiothta poy ws shmera apoteloyse aspida kata twn ragdaiwn klimatikwn allagwn.

Symfwna me tis meletes twn episthmonwn sthn perioxh metajy ths Karaibikhs kai ths Bretanias diapistwqhke pws h ikanothta toy Boreioy Atlantikoy Wkeanoy nb aporrofa to CO2 meiwqhke kata to hmisy apo ta mesa ths dekaetias toy b90 ws to 2005-06.

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