Hardy's geoscientist father, Douglas, was stationed in southeastern Peru at the Quelccaya Ice Cap in the Andes for long-term research on climate change.
哈帝的父亲道格拉斯是地质科学家，长期驻扎在秘鲁东南部安第斯山脉中的奎卡亚冰冠上，研究气候变化。
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Mercury is "essentially wallpapered by huge volumes of lava," said James Head, a planetary geoscientist at Brown University and lead author of that study.