Questão
Pontifícia Universidade Católica do Rio de Janeiro - PUC-RJ
2020
Fase Única
The-Arctic-Ocean-has32d5c19572
The Arctic Ocean has lost 95 percent of its oldest ice — a startling sign of what’s to come

By Chris Mooney
December 11, 2018






The expression in boldface conveys an idea of contrast in
A
“with major implications not only for creatures such as walruses and polar bears…” (lines 7-8)
B
“so it’s unclear whether it is directly linked to climate change.” (lines 41-42)
C
“Still the breakup could be just one more sign of the growing fragility of the oldest ice.” (lines 42-44)
D
“That’s easily visible – it can be glimpsed directly by satellite – and the areas is, indeed, in clear decline.” (lines 50-52)
E
“But it may not add much stability or permanence to the Arctic sea ice system if it just melts out again the next summer.” (lines 57-59)