Mesosphere and Lower Thermosphere Zonal wind Variations over Tropics: Relation to local stratospheric zonal winds and Global Circulation anomalies

Kishore Kumar Grandhi1, Kishore K Kumar2, Werner Singer3, Christoph Zuelicke3, Hilde Nesse Tyssøy1, Markus Rapp4, Wayne K Hocking5 and Hauke Schmidt6, (1)University of Bergen, Birkeland Centre for Space Science (BCSS), Department of Physics and Technology, Bergen, Norway, (2)Scientist, Space Physics Laboratory, Trivandrum, India, (3)Leibniz Institute of Atmospheric Physics, Kühlungsborn, Germany, (4)German Aerospace Center (DLR) Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (5)University of Western Ontario, London, ON, Canada, (6)Max Planck Institute for Meteorology, Hamburg, Germany