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  1. ... Weather Service: http://www.srh.noaa.gov/ffc/?n=archives Unisys: http://weather.unisys.com/archive/index.html

    1 Answers · Science & Mathematics · 22/05/2010

  2. It is called ground clutter returns. This occurs when objects such as trees, terrain, buildings, birds, bats, or insects obstruct the radar beam. The beam bounces off these...

    3 Answers · Science & Mathematics · 18/04/2013

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