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clear-air turbulence

clear-air turbulence

A Dictionary of Earth Sciences | 1999 | | Copyright

clear-air turbulence (CAT) The variable pattern of up- and down-draughts, or turbulence, sometimes occurring in the absence of any cloud. It is caused by strong wind shear, especially associated with jet streams in the upper troposphere and lower stratosphere. The phenomenon is significant for aircraft.
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AILSA ALLABY and MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-clearairturbulence.html

AILSA ALLABY and MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-clearairturbulence.html

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clear-air turbulence

A Dictionary of Ecology | 2004 | | Copyright

clear-air turbulence (CAT) The variable pattern of up- and down-draughts, or turbulence, sometimes occurring in the absence of any cloud. It is caused by strong wind shear, especially associated with jet streams in the upper troposphere and lower stratosphere. The phenomenon is significant for aircraft.
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MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Ecology. 2004. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Ecology. 2004. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O14-clearairturbulence.html

MICHAEL ALLABY. "clear-air turbulence." A Dictionary of Ecology. 2004. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O14-clearairturbulence.html

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Free newspaper and magazine articles

Lapse-rate fundamentals: it's the foundation of what makes clouds benign or...
Magazine article from: IFR; 4/8/2011
Severe turbulence jolts 767 and injures 26 aboard.(News)
Newspaper article from: The Seattle Times (Seattle, WA); 8/4/2009
Shaken United jet took 23 minutes before returning: Crew, dispatchers had to...
Newspaper article from: The Washington Times (Washington, DC); 12/31/1997

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