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The last volcano
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John Dvorak |
Documents the fifty-year career of Thomas Jaggar, the Harvard-educated volcano science pioneer who founded the Hawaiian Volcano Observatory, to share insights into his findings about massive volcanoe… |
OL17894437W |
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Mask of the sun
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John Dvorak |
Eclipses have stunned, frightened, emboldened and mesmerized people for thousands of years. They have been thought of as harbingers of evil as well as a sign of the divine. An amazing phenomena uniqu… |
OL20053462W |
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Earthquake storms
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John Dvorak |
The San Andreas Fault is everywhere, and primed for a colossal quake. For decades, scientists have warned that such a sudden shifting of the Earth's crust is inevitable. In fact, it is a geologic nec… |
OL20450921W |