Envisat MERIS first check-up of the Earth - The story in pictures   West Coast of Africa - First MERIS image     28 March 2002         Upwelling near the coast of Mauritania taken with the MERIS instrument on board Envisat           Casamance region of Senegal - MERIS - 22 March 2002           MERIS scene viewed in perspective           Upwelling off the coast of Mauritania           Antarctic Peninsula - MERIS - 24 March 2002           Fluorescence of phytoplankton           Meris image of the mouth of the Amazon, 25 March 2002           Sicily, Italy - MERIS - 21 March 2002