depths of the oceans. speed of currents in the oceans. chemical compositions of the oceans. amount of dissolved oxygen in the oceans.
I gave my students this multiple choice question: Some scientists predict that as greenhouse gases change the climate of Earth, the number and strength of hurricanes will increase. In order for this to occur, the climate change would have to affect Earth by changing the

Only one answer is correct among these 4 choices:
- depths of the oceans.
- speed of currents in the oceans.
- chemical compositions of the oceans.
- amount of dissolved oxygen in the oceans.

Could you tell me which one is correct?

speed of currents in the oceans.