Editorial

• editorial

• The life of MEDIAS-FRANCE has been extended for six years;
• CERFACS : an excellency world-wide centre for scientific computation
• The CLS Company and space Oceanography

• Satellite-based altimetry reveals physical ocean
• Climatic Variations in the "biologic pump" of the Equatorial Pacific

• General presentation of the El Niño phenomenon and the southern oscillation
• Regional impacts from El Niño on Europe and the Mediterranian Basin
• Regional impacts from El Niño on Southern Africa
• Regional impacts from El Niño on West Africa

• Operational oceanography : France sets the tone with the MERCATOR project

• Polder instrument onboard Adeos and scientific applications
• Successful launch of the Terra satellite

• A new era for ocean observation: a report of the OCEANOBS'99 conference
• MEDTRAIN: a training action in the mediterranian

• RICAMARE "Research in Global chAnge in the Mediterranean: A REgional network"
• Synthesis of the SEARCH-APD
  training course
  Toulouse, 5-11 November, 1999
• Space and surveillance of epidemics :
  case of Rift Valley Fever
• News in brief