美国“对火山爆发式有很丰富的经验的，像在阿拉斯加和夏威夷，尤其是在阿拉斯加，”Hall解释说，“我们经常帮助航班远离这些灾难。”
The USA has "quite a bit of experience with (volcanic eruptions), in Alaska and Hawaii, especially Alaska," says Hall. "We frequently help the airline industry out in these events."
沃姆·林克告诉记者，美国航天局在亚利桑那的沙漠中找到一种和月球土壤类似的沙子用做试验田，而火星红“土”采自夏威夷的一座火山。
The US space agency makes ground similar to that on the Moon from sand found in an Arizona desert, while Mars' crimson "soil" is scooped from a volcano in Hawaii, Wamelink told reporters.
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