Circulation, variability and near-equatorial meridional flow in the central tropical Atlantic -- Comparison of hydrographic and altimeter based estimates of sea level height variability in the Atlantic Ocean -- Estimation of the tropical Atlantic circulation from altimetry data using a reduced-rank stationary Kalman filter -- A synthetic float analysis of upper-limb meridional overturning circulation interior ocean pathways in the tropical/subtropical Atlantic -- A seasonal and interannual study of the western equatorial Atlantic upper thermocline circulation variability -- Fate of the equatorial undercurrent in the Atlantic -- The flow of AAIW along the equator -- Planetary equatorial trapped waves in the Atlantic ocean from TOPEX/POSEIDON altimeetry -- Pathways and variability at intermediate depths in the tropical Atlantic -- A comparison of kinematic evidence for tropical cells in the Atlantic and Pacific oceans -- Subtropical cells in the Atlantic ocean: An observational summary -- Spectral, formal, and nonlinear stability in a layered quasigeostrophic model with application to the Atlantic North Equatorial current -- Shynoptic study of warm rings in the North Brazil Current retroflection region using satellite altimetry -- North Brazil Current rings and the variability in the latitude of retroflection -- North Brazil Current rings and transport of southern waters in a high resolution numerical simulation of the North Atlantic -- Cross-gyre transport by North Brazil Current rings -- Impact of North Brazil Current rings on local circulation and coral reef fish recruitment to Barbados, West Indies -- Wind bursts and enhances evaporation in the tropical and subtropical Atlantic ocean -- Spatial-temporal evolution of the low frequency climate variability in the tropical Atlantic.