Q: Given a scientific passage and an answer, generate a question for the given answer.
Passage: Oceans cover more than 70 percent of Earth's surface and hold 97 percent of its surface water. It's no surprise that the oceans have a big influence on the planet. The oceans affect the atmosphere, climate, and living things. Answer: oceans
A:
The earth's atmosphere, climate, and living things are effected by what feature that covers more than 70 percent of earth's surface?