题目内容：

阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式(不多于3个单词)。

1.（see）from outer space, Earth is a blue planet, due to the fact that the ocean covers over 70 percent of its surface. According to a new study published in the journal Science, the ocean plays a great role in 2.（slow）down global warming. 3.The New York Times reported, it is “4.important buffer（缓冲物）”.

The oceans can absorb 93 percent of the heat trapped by the greenhouse gases 5.humans release into the atmosphere. And the other 7 percent 6.（absorb)by the air, land and ice caps, according to the Guardian.

“If the ocean wasn’t absorbing as much heat, the surface of the land would heat up much 7. （fast） than it is right now,” said professor Malin L. Pinsky at Rutgers University in the US. “In fact, the ocean is saving us from rapid warming right now.”

However, the ocean itself, as Discover Magazine noted, is heating up 40 percent faster on average than the United Nations 8.（believe） five years ago. That means if the ocean temperatures increase 9.this speed, the high water temperatures “will kill off marine ecosystems, raise sea 10. (level) and make hurricanes more destructive （破坏性的）”, the Guardian reported.