In high school in McLean, Va., he said, a "fabulous" earth science teacher encouraged his interest in geology, which he pursued in undergraduate and doctoral degrees at the University of Virginia.
他说，在弗吉尼亚州麦克林都高中的时候，一个很棒的地球科学老师鼓励了他学地理的兴趣，促使他获得了弗吉尼亚大学本科及博士学位。
Studies in the journals Geology and Earth-Science Reviews reveal that ancient rivers were broad straight sheets of water.
《地质学》和《地球科学评论》上的一项研究表明古代的河流是笔直宽阔的水面。
Collections of earth science geology minerals and gems.
收藏地球科学、地质学、矿物和珠宝。
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