--- title: "Meaning & Key Takeaway of: Sedimentation in the past has often been…" description: "\"Sedimentation in the past has often been very rapid indeed and very spasmodic. This may be called the \"Phenomenon of the Catastrophic Nature of the Str..." image: "https://sms4smile.com/quotes/i/c1f/d-v-ager-42699_evolution_sedimentation-in-the-past-has-often-been_1620252.jpg" --- # Sedimentation in the past has often been very rapid indeed… ![“Sedimentation in the past has often been very rapid indeed and very spasmodic. This may be called the "Phenomenon of the Catastrophic Nature of the Stratigraphical Record."” quote by D. V. Ager](https://sms4smile.com/quotes/i/c1f/d-v-ager-42699_evolution_sedimentation-in-the-past-has-often-been_1620252.jpg) [Download](https://sms4smile.com/quotes/i/c1f/d-v-ager-42699_evolution_sedimentation-in-the-past-has-often-been_1620252.jpg) [Open image](https://sms4smile.com/quotes/i/c1f/d-v-ager-42699_evolution_sedimentation-in-the-past-has-often-been_1620252.jpg) > “Sedimentation in the past has often been very rapid indeed and very spasmodic. This may be called the "Phenomenon of the Catastrophic Nature of the Stratigraphical Record."” [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Geological records sometimes show sudden, intense changes rather than gradual ones. **In simple terms:** Geology can change quickly, not always slowly. Key Takeaway Consider rapid events in interpreting history. Themes science geology history Mood analytical inquisitive Type academic technical When to use this quote - earthquake research - climate studies - oil exploration Key Concepts catastrophic events stratigraphic analysis Questions to Reflect On - How do you account for sudden shifts in data? - What evidence confirms a catastrophic event? A Different Perspective Rapid changes can be hard to detect without precise dating methods. ★ ★ ★ ★ ★ No ratings yet [Evolution](https://sms4smile.com/quotes/about/evolution/) [Geology](https://sms4smile.com/quotes/about/geology/) [May](https://sms4smile.com/quotes/about/may/) [Nature](https://sms4smile.com/quotes/about/nature/) [Nature Stratigraphical](https://sms4smile.com/quotes/about/nature-stratigraphical-261183/) [Past](https://sms4smile.com/quotes/about/past/) [Phenomenon](https://sms4smile.com/quotes/about/phenomenon/) [Rapid Spasmodic](https://sms4smile.com/quotes/about/rapid-spasmodic-261184/) [Rapids](https://sms4smile.com/quotes/about/rapids/) [Records](https://sms4smile.com/quotes/about/records/) [Science](https://sms4smile.com/quotes/about/science/) [Sedimentation Past](https://sms4smile.com/quotes/about/sedimentation-past-261181/) [Spasmodic Called](https://sms4smile.com/quotes/about/spasmodic-called-261185/) [Stratigraphical Record](https://sms4smile.com/quotes/about/stratigraphical-record-261182/) [Time](https://sms4smile.com/quotes/about/time/) ## Related quotes > [Let us make an arbitrary decision (by a show of hands if necessary) to define the base of every stratigraphical unit in a selected…](https://sms4smile.com/quotes/d-v-ager/let-us-make-an-arbitrary-decision-by-a-show-of-hands-if-necessary-to/) [D. 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The nature of these questions depends on the… ](https://sms4smile.com/quotes/anonymous/in-geology-as-in-history-the-material-in-hand-remains-silent-if-no/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) ## More by D. V. Ager > [Experts always tend to obscure the obvious.](https://sms4smile.com/quotes/d-v-ager/experts-always-tend-to-obscure-the-obvious/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [Palaeontologists cannot live by uniformitarianism alone. This may be termed the Phenomenon of the Fallibility of the Fossil Record.](https://sms4smile.com/quotes/d-v-ager/palaeontologists-cannot-live-by-uniformitarianism-alone-this-may-be/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [It may be said of many palaeontologists, as Professor Hugh Trevor-Roper said recently of 18th century historians: "Their most serious error was to measure…](https://sms4smile.com/quotes/d-v-ager/it-may-be-said-of-many-palaeontologists-as-professor-hugh-trevor/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [In the preface to his great History of Europe, H. A. L. Fisher wrote: "Men wiser than and more learned than I have discerned…](https://sms4smile.com/quotes/d-v-ager/in-the-preface-to-his-great-history-of-europe-h-a-l-fisher-wrote-men/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [Changes, cyclic or otherwise, within the solar system or within our galaxy, would seem to be the easy and incontrovertible solution for everything that…](https://sms4smile.com/quotes/d-v-ager/changes-cyclic-or-otherwise-within-the-solar-system-or-within-our/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [In fact, books are still being published by the lunatic fringe with the same explanation. In case this book should be read by some…](https://sms4smile.com/quotes/d-v-ager/in-fact-books-are-still-being-published-by-the-lunatic-fringe-with/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [It must be significant that nearly all the evolutionary stories I learned as a student…have now been debunked.](https://sms4smile.com/quotes/d-v-ager/it-must-be-significant-that-nearly-all-the-evolutionary-stories-i/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [Let us make an arbitrary decision (by a show of hands if necessary) to define the base of every stratigraphical unit in a selected…](https://sms4smile.com/quotes/d-v-ager/let-us-make-an-arbitrary-decision-by-a-show-of-hands-if-necessary-to/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) > [Though the theories of plate tectonics now provide us with a modus operandi, they still seem to me to be a periodic phenomenon. Nothing…](https://sms4smile.com/quotes/d-v-ager/though-the-theories-of-plate-tectonics-now-provide-us-with-a-modus/) [D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/) [Explore all 10 D. V. Ager quotes ](https://sms4smile.com/quotes/author/d-v-ager/) ## More Evolution quotes > [I rap when I'm rich. I rap when I'm broke. I rap when I'm bullshit in the street. I rap about only having one…](https://sms4smile.com/quotes/killer-mike/i-rap-when-i-m-rich-i-rap-when-i-m-broke-i-rap-when-i-m-bullshit-in/) [Killer Mike](https://sms4smile.com/quotes/author/killer-mike/) > [At the deepest level, all living things that have ever been looked at have the same DNA code. 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