SCD 4.1 SEA SURFACE HEIGHT SCD 4.2 SEA LEVEL RISE SCD 4.3 OCEAN CURRENTS SCD 4.4 SEA SURFACE TEMPERATURE SCD 4.5 SALINITY SCD 4.6 OCEAN HEAT BUDGET SCD 4.7 SEA STATE SCD 4.8 WATER TEMPERATURE SCD 4.9 CHLOROPHYLL CONCENTRATIONS