first_imgA press release from University of Vermont says, “Geologists Discover Water Cuts Through Rock at Surprising Speed.”  A five-year study concluded that the Susquehanna and Potomac rivers cut through 10 to 20 meters of solid rock in 35,000 years, “a rate far more rapid than previously thought,”  especially since most of the cutting occurred during a “short-lived pulse of unusually rapid down-cutting” in their estimation.  They claim that regional climate change was a bigger factor than glacial meltwater.  Their work is published in the July 23 issue of Science.1  The synopsis says, “One of the most basic geological process is the incision of bedrock by rivers, yet little is known about the rates or timing of this process along passive continental margins like the eastern seaboard of the United States.”1Reusser et al., “Rapid Late Pleistocene Incision of Atlantic Passive-Margin River Gorges,” Science, Vol 305, Issue 5683, 499-502, 23 July 2004, [DOI: 10.1126/science.1097780].The authors don’t mention previous estimates for the age of these gorges.  MSNBC News claims it is twice the previous estimate, but with more water the erosion could have been even more rapid.  Science News, on the other hand, says “These erosion rates are tens to hundreds of times faster than scientists had suspected.”    One can imagine Charlie and Charlie (Lyell and Darwin, respectively) standing on the banks and thinking, “My, my, my; that must have taken millions of years.”  Not necessarily.  Even if the current estimate (37,000 years) is still off by an order of magnitude, compare that with the problem the uniformitarians face: things are happening too fast.  How can animals evolve when the ground is disappearing under their feet?  At least geologists are making regress on their inflated dating methods.  The climate is changing; floods of evidence are rapidly eroding Charlie L.’s fluffy bedrock on which Charlie D. built his house of cards.(Visited 13 times, 1 visits today)FacebookTwitterPinterestSave分享0last_img