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Changing landscapes - erosion
How erosion has shaped the landscape of North Wales. Rocks carried by the stream bash into each other and break up in a process called erosion. This broken-down material is carried away and deposited further downstream.
During the ice age a huge 'bowl' was created on Snowdon by a glacier. This carved a v-shaped valley into the landscape.
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Changing landscapes - sheep grazing
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How do animals and people affect the mountain landscape?
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How hydroelectricity plants have changed the landscape
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Changing landscapes - weather and tourism
Duration: 02:05
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Journey of the Nile (pt 1/3)—Nile Shorts - Journey Down the Nile
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