Theme-01: IIOE-2 contribution to sustainable development: toward the UN Decade of ocean science

Theme-02: Impacts of climate change on the Indian Ocean

Theme-03: Circulation and Boundary currents in the Indian Ocean

Theme-04: Ocean observations and data in the Indian Ocean: toward an ocean data information system

Theme-05: Biogeochemistry and Microbiology of the Indian Ocean: Recent advances

Theme-06: Ecology of the Indian Ocean: Understanding and Predictability

Theme-07: Air-Sea interactions, exchange of trace gases and related processes

Theme-08: Atmospheric Chemistry and pollution

Theme-09: Coastal and estuarine processes: Anthropogenic impacts and vulnerabilities

Theme-10: Climate and monsoon variability: Lessons from paleo-climatic studies and links to polar regions

Theme-11: Inter-basin interactions in the Indian Ocean

Theme-12: Marginal seas of the Indian Ocean

Theme-13: Geology, geophysics and seabed mapping of the Indian Ocean

Theme-14: Extreme events and their impacts