Sea Level Rise
Increase in ocean surface elevation due to thermal expansion and melting ice, threatening coastal communities.
Real World
Tuvalu, a Pacific island nation of 11,000 people, signed a treaty with Australia in 2023 offering climate refuge to its citizens as rising seas threaten to submerge the country within decades.
Exam Focus
Name both causes — thermal expansion and ice melt — and state their approximate percentage contributions for full marks.
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