Exploration and drilling for oil and gas have become easier as climate change forces the ice to retreat, and all countries with borders inside the Arctic circle are fighting to claim their share.

全球变暖迫使冰层消退给石油和天然气的勘探和开采带来方便，边境在北极圈内的所有国家正在认领属于各自的地盘。

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Eleven parents are sitting in a circle in an airy, glass-walled living room in south Austin, Texas, eating organic, gluten-free, nondairy coconut ice cream.

德克·萨斯南奥斯汀的一间通风的、玻璃墙的起居室里，十一位家长围坐成一圈，吃着有机、无谷蛋白也不含奶制品的可可冰激凌。

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Founders of the polar circle diving center are making holes in the ice with help of hand drills and augers.

极地圈中心的创建者正在冰里用钻孔机钻孔。

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Some climate change naysayers point to Antarctic ice on the rise, as if that makes up for melting ice in the Arctic Circle.

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Returning to Connaught Place, seek out a child-friendly street snack on the inner circle, where ice cream vendors and a nameless stall dishing up particularly tasty sweetcorn ply their wares.

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It's the cue for effusive guide Fridjon Thorleifsson to introduce the surrounding Columbia Icefield, a 77-square-mile web of six silvery tentacles between Jasper and Banff, and the largest ice cap south of the Arctic Circle.

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