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Larry Hinzman: The changes that [---1---] in the Arctic and Antarctic regions are so huge and so complex that it really takes [---2---] across many nations, across many institutions to try and understand it and really to [---3---] that we need to be able to build the models that we need to project into the future.

You're listening to Larry Hinzman, director of the International Arctic Research Center. Hinzman spoke with EarthSky about the challenge of doing research in Earth's polar regions. It's important research, he said, because changes in the Arctic and Antarctic – such as [---4---] melting and fluctuations in sea ice – affect life all across the planet. But doing research at the poles is not easy, he said.

Larry Hinzman: [---5---] It takes icebreakers, it takes large equipment and it's remote, it's difficult and it’s a harsh environment.

Increasingly, over the past two centuries, nations have worked together to study the poles.

Larry Hinzman: So it is essentially the environment has forced those collaborations over all those many years. And that collaboration has actually led us to a great more achievements than we would have been able to do by any single nation working independently.

【視聽版科學小組榮譽出品】
are occurring collaboration gather the data glacial It is a very remote area, very difficult to get to, and it's also quite an expensive place to work.
1. are occurring正在發(fā)生著 2. collaboration [k??l?b??rei??n] n. 合作, 協(xié)作----------------〉cooperation The two companies are working in close collaboration each other. 這兩家公司密切合作。 通敵 He was shot for collaboration with the enemy. 他因通敵而被槍斃了。 3. gather the data收集數(shù)據(jù) 4. glacial [?ɡleisj?l] adj. 〈地〉冰的, 冰河[川]的 冰河期的 極冷的 5. It is a very remote area, very difficult to get to, and it’s also quite an expensive place to work. 它是個很遙遠的地方，很難到達，工作環(huán)境也很昂貴 【視聽版科學小組榮譽出品】 以上僅供參考,歡迎大家參與討論~