They erode the landscaping around them.
Streams can't erode their channels endlessly. there is a lower limit to how deep can a stream erode. Base level is the lowest point to which a stream can erode its channels.
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Streams constantly erode sediments. Anytime the water is moving, sediments are being eroded
Stream erode their channels by abrasion, grinding, and by dissolving soluble material.
They erode sediments when it snakes back and forth across their valley. xxxJoanna
Streams can't erode their channels endlessly. there is a lower limit to how deep can a stream erode. Base level is the lowest point to which a stream can erode its channels.
headward erosion