The "River Piracy" Part II: The Mystery of the Glacial Border
We have previously explored how a colossal Ice Age dam blocked the northward flow of the ancient Allegheny River, turning it ...
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Showing dispatches within the "Geology & Earth Science" collection.
Past Dispatches
The Invisible Line: Crossing the Terminal Moraine
There is a place in the Allegheny National Forest where the world changes in the span of a single step. To most drivers on Ro...
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The River of Piracy: The Ancient Rebirth of the Allegheny
To stand on the Rimrock Overlook and watch the Allegheny River snake through the deep, timbered throat of the Kinzua Valley i...
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The Day the Earth Spoke: The Great Kinzua Earthquakes
The Allegheny Plateau is defined by its ancient, unshakable foundation. We live on a landscape carved by wind and water over ...
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Deep-Time Foundations: The Ancient Deltas of the Allegheny Plateau
The towering steel of the Kinzua Viaduct may be the most famous landmark in our region, but the true architects of the Allegh...
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The Edge of Eternity: How the Ice Age Rebuilt the Allegheny Plateau
## **THE EDGE OF ETERNITY: How the Ice Age Rebuilt the Allegheny Plateau** **WARREN, PA** — To the casual hiker trekking through the dense black ...
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