"I suspect we'll hear more about this rivalry," Finkelman says. "more coal will be mined in the future."
“我预计我们会听到更多的争论”，Finkelman说，“未来会开采更多的煤矿。”
2
Radiation from uranium and other elements in coal might only form a genuine health risk to miners, Finkelman explains.
煤中的铀和其他元素的放射性可能只对矿工产生实际的健康危害，Finkelman解释说。
3
“There is more silica in this coal than in 99.9 percent of all the samples we analyzed, ” said an author of the study, Robert B. Finkelman, a professor of geology at the University of Texas at Dallas.