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Glacier National Park
GlacierNPS
Swimming in most lakes in Glacier is not a warm experience But as you tread water, your feet might feel colder than the rest of you. Why is that? This
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Why do some trees drop their leaves every fall (deciduous), while others hold onto their leaves year-round (evergreen)?(thread) There are tradeoffs between the two strategies. In the winter, leaves are
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When you think of ice, what do you picture? Some ice is obvious—maybe you picture a glacier or a frozen lake—but other ice is much harder to find. For
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