Dr. Manish Naja Researcher (Fulltime) Observation and Data Analysis Group Address Frontier Research System for Global Change 3173-25 Showa-machi, Kanazawa-ku, Yokohama Kanagawa 236-0001, Japan. Tel: +81-45-778-5717 Fax: +81-45-778-5496 e-mail: manish at jamstec.go.jp URL: http://www.jamstec.go.jp/frsgc/research/d4/manish.htm Research Experience and Education: Present - Researcher -- FRSGC, Yokohama, Japan 1999 - P.D.F -- Phy. Res. Lab., Ahmedabad, INDIA 1997 - Ph.D. -- Phy. Res. Lab. (Thesis-Gujarat Uni), Ahmedebad, INDIA 1992 - P.G.D in Sp. Sc. -- Gujarat Uni., Ahmedebad, INDIA 1991 - M.Sc. -- Sagar Uni. (Physics) 1988 - B.Sc. -- Govt. Degree College, Lalitpur (Physics, Chemistry, Mathematics) Research area: 1. Regional Air-Pollution and Intercontinental Transport 2. Air-Trajectory Analysis 3. Long-Term Change in Tropospheric Ozone 7. Measurements of trace gases in different environments and using different platforms (surface, ships, and flask sampling) 8. Air-Quality Standards 9. Box model simulations Selected publications: Naja, M. and H. Akimoto, Contribution of regional pollution and long-range transport to the Asia-Pacific region: Analysis of long-term ozonesonde data over Japan, J. Geophys. Res., 109, D21306, doi:10.1029/2004JD004687, 2004. Naja, M., D. Chand, L. Sahu, S. Lal, Trace gases over marine regions around India, Indian Journal of Marine Sciences, 33, 95-106,2004. Naja, M., H. Akimoto, and J. Staehelin, Ozone in background and photochemically aged air over central Europe: Analysis of long-term ozonesonde data from Hohenpeissenberg and Payerne, J. Geophys. Res., 108(D22), doi:10.1029/2002JD002477,2003. Naja, M., S. Lal, and D. Chand, Diurnal and seasonal variabilities in surface ozone at a high altitude site Mt Abu (24.6°N, 72.7°E,1680 m asl) in India, Atmospheric Environment, 374205-4215,2003. Chand, D., S. Lal, and M. Naja, Variations of ozone in the marine boundary layer over the Arabian Sea and Indian Ocean during the 1998 and 1999 INDOEX campaigns, J. Geophys. Res., 108(D6), doi:10.1029/2001JD001589,2003. Naja, M., and S. Lal, Surface ozone and precursor gases at Gadanki (13.5°N, 79.2°E), a tropical rural site in India, J. Geophys. Res., 107(D14), doi:10.1029/2001JD000357,2002. Lal, S., M. Naja, and B. H. Subbaraya, Seasonal variations in surface ozone and its precursors over an urban site in India, Atmospheric Environment, 34, 2713-2724, 2000. Naja, M., S. Lal, S. Venkataramani, K.S. Modh, and D. Chand, Variabilities in O3, NO, CO and CH4 over the Indian Ocean during winter season, Current Science, 76, 101-107,1999. Lal, S., M. Naja, and A. Jayaraman, Ozone in the marine boundary layer over the tropical Indian Ocean, J. Geophys. Res., 103, 18907-18917, 1998. Naja, M., and S. Lal, Changes in surface ozone amount and its diurnal and seasonal patterns, from 1954-55 to 1991-93, measured at Ahmedabad (23°N), India, Geophys. Res. Lett., 23, 81-84, 1996. Press Release: Increase of Ozone over Wide Area of Japan in this Past 33 Years (pdf download) Complete list of publications Contact for reprints Experiences: 1. Air-Trajectory 2. Analysis of Ozonesonde and trace gases (surface) from netwrok of sites ( WOUDC, CASNET, NPS) 3. Ship-borne measurements of trace gases during INDOEX campaigns 4. First simultaneous measurements of ozone and precursors at different sites in India (ISRO-GBP project)