Earth Science
August 2, 2015
Earth Science
Clouds are an ever-present feature of much of Earth’s geography. Floating in the sky, often harmlessly, clouds don’t have much bearing on our lives – aside from dictating when we need to pull out our jackets or umbrellas, or in…
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August 2, 2015
Earth Science
Though meteorological experts have a variety of means for determining when a storm’s brewing in the sky, there’s one very simple method available to every layman on the planet: the sky’s getting dark. The base of the clouds floating overhead…
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July 31, 2015
Earth Science
Sometimes on a humid day, a thunderstorm forms and dumps sheets of rain in no time. That can be heavy enough for the National Weather Service to prompt a flash flood warning due to rising rivers or severe puddles on the ground…
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July 31, 2015
Earth Science
Like all precipitation, snow forms high in the atmosphere. The temperature there is below the freezing point of water, but until a water molecule is jostled, it will stay in a liquid state. Only supercooled water can freeze quickly enough…
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July 31, 2015
Earth Science
The same clouds that spawn thunderstorms and tornadoes also can produce hail. They are cumulonimbus clouds, the classic anvil-shaped forms that can reach from 30,000 feet altitude to 60,000 feet. That is very cold territory. They also house strong updrafts…
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July 31, 2015
Earth Science
Lightning and thunder storms are a wonder of nature to some and an absolute terror to others. Though a fascinating phenomenon, lightning storms are probably what you’d imagine a clash between the gods would sound like, the rumbling of massive…
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July 31, 2015
Earth Science
Lightning is one of the great mysteries of nature that man fears most. What, after all, could possibly be scarier than a massive, sudden bolt of electricity from the sky that can kill a human being in a split second?…
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July 31, 2015
Earth Science
Stand in a field when new snow has covered the hillsides and you feel it, a sort of hush that comes over the landscape. It isn’t just imagination or the appreciation of a beautiful sight. Newly fallen snow absorbs sounds…
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July 31, 2015
Earth Science
Fog, smog and mist. Three seemingly similar things that are actually quite different – or at least they are for one third of the words. All that most people need to know is that they all impair visibility, and consequently…
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July 31, 2015
Earth Science
To say that there’s a ‘theory’ behind lightning and thunder is a bit of a fallacy these days because science has, at the very least, more or less figured out thunder. Lightning is still a bit of a mystery, or…
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