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Let's go! Virtual Earth Science field trips.
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How scientists can learn information about the past from fossils.
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How Earth's atmosphere and oceans formed.
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Hipervinculo Ciencias de la Tierra y Medioambiente
Describes the characteristics of dwarf planets.
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Hipervinculo Ciencias de la Tierra y Medioambiente
Describes dry climates such as the desert and steppe.
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A geologist faces down the idea that geological events only happen gradually. He shows that giant ice age floods ripped through the Pacific Northwest.
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Alfred Wegener collected a tremendous amount of data that continents could move. But not very many scientists believed him.
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Dr. Neil deGrasse Tyson gives an empirical answer to the question "Does the Universe have a purpose?"
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Covers divergent plate boundaries in the ocean and on land.
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An overview of the distribution of water on Earth.
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