Lucien LAUBIER: Mediterranean Sea and Humans: improving a Conflictual Partnership -- Claude MILLOT and Isabelle TAUPIER-LETAGE: Circulation in the Mediterranean Sea -- J.P. BETHOUX: Nutrient (N,P,Si), Oxygen (O2) and Carbon Ratios, CO2 Sequestration and Anthropogenic Forcing in the Mediterranean Sea -- Joan ALBAIGES: Persistent Organic Pollutants in the Mediterranean Sea -- Christophe MIGON: Tr…