Since the neocatastrophism has rapidly developed from the beginning of 1980 's , the study of meteorite crater and shock metamorphism has become one of the most important topics in the earth sciences all over the world .
自80年代初新突变学说兴起以来，陨击坑及冲击变质作用研究，已成为国际地学界的重大课题之一。
neocatastrophism