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Marine Terrace Soil at Wilder Ranch State Park

By Climate Research and Development Program
Bottom of a soil pit showing the different colored soils
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Detailed Description

Marine terrace soil at Wilder Ranch State Park near Santa Cruz, California. Here at the bottom of the pit, 64 inches (160cm), the colors have different mineralogy and chemistry from one another, these changes have been formed by root processes over 90,000 years of soil development.

Sources/Usage

Public Domain.