So, for most of human history, people have become quite excited when they have discovered gold. Despite the serious environmental consequences of gold mining, including mercury and cyanide pollution and the devastation of landscapes, humanity has not given up the search – and seems unlikely to do so any time soon.
华盛顿&mdash;黄金是稀有的。地球地壳的99%由硅、铝、钙、镁、钠、铁、钾、钛和磷的氧化物组成。因此，在人类的大部分历史中，发现黄金是一件令人极其兴奋的事情。尽管挖掘金矿会造成严重的环境后果，包括汞和氰化物污染以及风貌破坏，但人类从未放弃搜索黄金，在可预见的未来也不会。