Not so long ago, people living near volcanoes had little that might help them to anticipate an eruption. A deep rumble, a puff of smoke, and ash might foreshadow a major volcanic event. Or a volcano might erupt with no...
This NOVA television broadcast examines the rare 'supertwister', an extreme tornado classed F4 or F5 on the Fujita scale. Two storms are discussed: the 1999 Oklahoma City tornado (F5) and the 2002 LaPlata, Maryland...
Tides, currents, shelf slope, and geologic history all influence how coastline features are broken down or built up. However, more than any other factors, wave energy and coastal rock type influence the erosional...
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