HALO - Contract number 502869 Harmonised Coordination of the Atmosphere Land and Ocean IPs in GMES HALO Final Scientific Report Page 1 of 59 EU FP6 Poject No: 502869 Project Title: Harmonised coordination of Atmosphere, Land and Ocean integrated projects of the GMES backbone Project Acronym: HALO HALO Final Scientific Report Authors: J.W. Kaiser, A. Hollingsworth, J.-C. Calvet, Y. Desaubies, J. Flemming, M. Leroy, M. Tinz Additional Contributors: E. Bartholome, A. Beljaars, A. Bentamy, R. Engelen, C. Granier, J.- M. Gregoire, T. Kaminski, M. Scholze, M. Schultz, A. Simmons, M. Sofiev, C. Textor Date of Preparation: 30 April 2007 Revision [4] Deliverable No: D23001.1 Dissemination Level: PU, Public