Yosemite National Park: Since the glaciers retreated around 15,000 years ago, rock fall has been the major force of change in Yosemite Valley. Geologists work to understand this force of nature in order to protect the millions of visitors who come here each year.

Rock Fall

This collection discusses the geology of different national parks. Soil, stones, and rocks are emphasized.

Natural Sciences

Science & Medicine

Social Sciences

Medicine

A chronological animation of seismic/tectonic activity that shaped The Grand Teton National Park.

Geology Animation

A brief outline of the past behavior of the Teton Fault with additional considerations concerning future earthquakes.

Geology of the Teton Fault

A somewhat technical overview of the multiple rock types that make up Mount Moran. The narrator discusses the unique geology at length while offering theories as to how the mountain was formed.

Geology of Mount Moran

A brief overview of the geological forces that helped shape the distinctive landscape of the Grand Teton National Park.

Rock Fall

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