The Worth of Times is a book that looks to be  fairly straightforward on the surface, but is actually semi-complex. Wignall's novel describes how and why cataclysms caused mass extinctions in pre-historic time. He explains how scientists use technology and ancient clues to solve the riddles surrounding mass extinctions. He mainly describes the role  of volcanic activities in mass extinction events. The novel attempts to foster further understanding as to why LIPs (large igneous provinces), which can develop into volcanic provinces, were so detrimental to life before ... Continue Reading...