Tornado Workshop Langen, Germany, 25 February 2005 Contents 1. Basics –Parcel Theory –Perturbation pressure field –Updraft Rotation 2. Thunderstorm Classes.
GAREC 2010 IARU Region 2 EmComm Update. Earthquakes January 2009, Costa Rica, 6.1 May 2009, Honduras, 7.3 January 2010, Haiti, 7.0 and 5.9 February-March.
