100 Crore years of Earth's history is missing| Explained in Malayalam

Great Unconformity! It's a truly fascinating geological phenomenon that tells a gripping story of Earth's ancient past 0:00 Introduction 1:05 Grand Canyon 1:36 Mysterious places 2:10 North sentinel 2:53 127 Hours Movie Review 3:41 Grand canyon geography 4:15 Age calculation of earth 4:35 Soil Study 5:51 Deposition 6:30 Formation Of Fossil 7:24 Strata 8:10 Hiatus 9:02 Unconformity 9:22 History of unconformity 10:35 Great Unconformity 11:53 Possible Reasons This is the famous one seen in the Grand Canyon, discovered by John Wesley Powell in 1869. It marks a gap of about 1.2 billion years between the ancient Precambrian Vishnu Basement Rocks and the much younger Cambrian Tapeats Sandstone. This missing time represents a long period of erosion and non-deposition, leaving a dramatic contrast between the tilted, older rocks and the flat-lying younger ones. https://www.lpi.usra.edu/science/trei... https://eos.org/articles/the-great-un... https://www.pnas.org/post/podcast/ori... https://bigthink.com/hard-science/gre... My gadgets in this video