Oceanography Staff Research
Ocean model development and coupling, formal methods in scientific computing, high-performance computing.
Data assimilation and inverse modeling; large-scale ocean circulation and its role in climate variability and predictability; paleoclimatology and paleoceanography.
Eddy parameterizations, submesoscale turbulence, regional ocean modeling, fluid dynamics, applied mathematics
The role of the ocean in the climate system, transport of materials by ocean currents and mixing, and the representation of physical processes in ocean and climate models.
Modelling and analysis of the ocean dynamics and its key contribution to climate variability using a combination of numerical models, observation and data assimilation to create realistic simulations of the global and regional ocean circulation that are relevant to describe the ocean and sea-ice variability.
Tropical mixing; routes to dissipation from larger-scale processes; shelf-deep ocean interactions and consequences; and scalable, performant Python packages for data analysis.
Climate and ocean modeling; subgridscale parameterizations to represent unresolved physics in ocean general circulation models; mechanisms, prediction, and climate impacts of inter-annual to decadal time scale climate variability, particularly associated with the Atlantic meridional overturning circulation (AMOC).
Tropical ocean dynamics, eastern Pacific cold tongue and what maintains and influences it, connection between small scale processes such as turbulent ocean mixing and large scale dynamics across different temporal and spatial scales.
Theoretical and numerical models of ocean circulation in both tropical and global domains, parameterization of the effects of mesoscale eddies on the mean flow in ocean models that do not resolve mesoscale eddies.
Dynamical oceanography, particularly problems concerning large-scale ocean circulation.
Software engineering for CSM/CCSM/CESM projects (framework design, coupler, observational data models, mapping), embedded regional ocean models, Pacific Basin model.
Role of the ocean in climate variability; Variability, mechanisms, and climatic impacts of the Atlantic meridional overturning circulation, especially on decadal time scales; Air-ice-sea interactions in the context of climate variability.
Effects of changes in the Earth's atmosphere and climate on coral reefs and other marine ecosystems, coral bleaching, ocean acidification.
Modeling phytoplankton dynamics in the global oceans, improving parameterizations of phytoplankton physiology in ecosystem models, and projecting changes in ocean ecosystems with climate change and ocean acidification.
Physics of the upper ocean and feedbacks with the atmosphere, low frequency, large scale phenomena, and the role of the upper ocean as a conduit between the interior ocean and the atmosphere, upper ocean models for global climate modeling studies, atmosphere-ocean forcing.
Software engineering in ocean models, especially parameterizations of vertical processes. Main developer for CVMix (Community Vertical Mixing library) and MARBL (Marine Biogeochemistry Library). Both are available in POP, and the MARBL driver in MOM is a work in progress as of early 2020.
Modeling ocean biogeochemical cycles and the global carbon cycle.
Modeling ocean ecosystems and biogeochemistry, interactions between ocean physics and biology, global carbon cycle, ocean tracers and stable isotope biogeochemistry, impacts of climate change on ecosystems and biogeochemistry.
Ocean model development; ice-ocean interaction; bottom water formation and export.
Ocean Biogeochemical cycles, carbon cycle, ocean deoxygenation and climate impact on marine ecosystems.
coastal physical oceanography including flooding and contaminant transport during hurricanes under changing climate and land use, surface waves, nearshore processes, extreme events reconnaissance, cross-shelf exchange, larval transport.
Representation of small scale features in the ocean and how they affect the atmosphere and climate.
Geophysical fluid dynamics, upper-ocean physics, atmosphere-ocean interaction, hydrodynamical-biogeochemical interaction, and mathematical/computational modeling and analysis methods.
Decadal climate prediction, large-scale ocean dynamics, thermohaline circulation, air-sea interaction, global ocean modeling.