A view into the Grand Canyon from the South Rim in Arizona. AFP via Getty Images "The Great Unconformity" has perplexed geologists since it was first described nearly 150 years ago. It is an ...

New research strengthens link between glaciers and Earth’s ‘Great Unconformity’ Ice action seems responsible for ancient erosion of rock across the planet Peer-Reviewed Publication ...

On top of that, the growth of ice sheets on land comes with a lowering of global sea level, exposing vast areas of former seafloor to erosion. That also lowers the base level that glaciers and ...

Another mystery that perplexed experts for over a century was known as the “The Great Unconformity” and referred to large slabs of the Earth’s crust that were missing from the geological record.

Extremes like these can cause enough erosion to effectively erase rocks from a region. And enough events like this occurring in different regions would do away with chunks of rock – and the ...

The Grand Canyon is one of many locations where scientists can study the Great Unconformity, a missing chapter in the earth’s geological record and the subject of a new University of Colorado ...

When the famed explorer John Wesley Powell bumped, splashed and thrashed his way down the Colorado River in 1869, he discovered one of the most striking geologic features on Earth.

Article #18-04350: "Neoproterozoic glacial origin of the Great Unconformity," by C. Brenhin Keller et al.

Home Articles Land-To-Sea Mapping of the Glacial Erosion Unconformity Reveals Evolution of the Jasmund Glacitectonic Complex East of Rügen Island (SW Baltic Sea) ...

A new study led by University of Colorado Boulder researchers sheds light on one of the world’s great geological mysteries, a missing chapter of the earth’s rock record known as the Great ...

The Grand Canyon is one of many locations where scientists can study the Great Unconformity, a missing chapter in the earth’s geological record and the subject of a new University of Colorado Boulder ...