According to Nasa's sea level rise team, it's pretty certain we are locked into at least one meter of sea level rise, and probably more, however it is not clear when this will occur
Much uncertainty remains in the predictions – particularly with regard to timing – because scientists do not know how fast major polar ice sheets
ice sheets (noun)
Meaning: a layer of ice that covers a large area of land for a long period of time
Thai Translation: พืดน้ำแข็ง
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will melt.
But a wealth of data in the past few years from satellite instruments shows that oceans are swelling much faster than they have in years' past.