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Glacial Erosion

All articles tagged with #glacial erosion

science1 year ago

"Scientists Locate Missing Piece of Earth's Crust"

Scientists have discovered that a large chunk of the Earth's crust, missing from the geological record and known as "The Great Unconformity," was likely eroded by glaciers during the "Snowball Earth" period. This severe glacial erosion stripped away 3-5 kilometers of rock, which was then washed out to sea, explaining the sharp age changes in rocks observed globally.

science2 years ago

Scientists Locate Missing Chunk of Earth's Crust

Scientists have discovered the location of a large chunk of the Earth's crust that has been missing from the geological record for over a century. The missing rocks were eroded during a period known as "Snowball Earth" when the planet was covered in ice. The erosion resulted in a gap in the sedimentary record, known as "The Great Unconformity." Researchers estimate that 3-5 kilometers of rock were stripped away globally, leaving one billion cubic kilometers of material missing. The missing rocks were likely washed out to sea by glaciers that eroded them.