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search engines. OCR for page 70 5 Sediment and Geomorphology WHY
SEDIMENT AND GEOMORPHOLOGY ARE IMPORTANT Sediment is an integral
part of the Grand Canyon river system. Sand entering the
Colorado River from the major tributaries moves through the
canyon with the river and is deposited as bars. When the bars
are above the water surface, they become the beaches on which
the river runners camp. Occasional movements of coarse substrate
(debris flows) f