1. Why is Finland building a nuclear storage site deep underground? A.The tunnels there are easy to dig. B.The supply of uranium is limited. C.Modern technology makes it possible. D.No natural disaster can influence the site.2. What human nature does the author worry about? A.Being ...
China will need to enhance research into deep Earth sciences to fulfill some of the country's biggest strategic needs, from finding and utilizing underground resources to predicting and relieving natural disasters, experts said. In a speech addressing China's top scientists and engineers in late May...