Modeling of the Physico-BioGeoChemical (P-BGC) processes in the Marginal Ice Zone (MIZ) of the Antarctic Sea Ice involves the integration of various physical, biological, and chemical factors to understand the complex interactions shaping this dynamic environment. The MIZ serves as a crucial interface where sea ice, open water, and ice shelves converge, creating a habitat with distinct biogeochemical processes. To model these processes, physical phenomena such as ice dynamics, ocean circulation, heat transfer, and light availability are simulated. Additionally, biological components such as phytoplankton growth, zooplankton dynamics, bacterial activity, and interactions within pelagic and benthic communities are incorporated. Biogeochemical cycling, including the carbon cycle, nutrient cycling, trace element distribution, and gas exchange, is also considered to accurately represent the interconnectedness of biological and chemical processes in the MIZ.

Through the coupling of different models and the integration of observational data, efforts are made to validate and refine simulations, with sensitivity analyses conducted to assess the impacts of various factors on P-BGC processes. Scenario analyses allow for the exploration of different environmental conditions and their potential effects on the MIZ ecosystem. Ultimately, valuable insights into how the Antarctic Marginal Ice Zone functions and responds to changes in climate and human activities are provided by this modeling approach, aiding in the development of strategies for conservation and management in these vulnerable polar regions.