Plio-Pleistocene Oblique Shortening against the San Andreas fault

B.3. Plio-Pleistocene: Oblique Shortening against the "Big Bend"

Drawn and animated by Tanya Atwater using Photoshop and Morph.

Since Baja California began to move and collide with southern California, the land has been shortened. The layer cake was faulted and folded and portions of the block were uplifted to form dry land. The dramatic mountainous landscapes that we enjoy today have all been pushed up by this collision and shortening of the land. This collision continues today, uplifting the land, one earthquake at a time

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