它被广阔的海洋包围，也很脆弱，但南极专家对它的不稳定程度存在强烈分歧。
Surrounded by open ocean, it is also vulnerable, but Antarctic experts disagree strongly on just how unstable it is.
随着海洋变暖，一种被称为南极极锋的水体正被逐步推向南方；南极极锋是一种富含营养的海洋向上运动，它支持着大量海洋生物的生存。
As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.
一些项目把重点放在已经可以获取的南极资源上，比如丰富的海洋生物。
Some of the ventures focus on the Antarctic resources that are already up for grabs, like abundant sea life.
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