Department of Earth System Science

The Department of Earth System Science (ESS) is ranked as top five geoscience programs nationally. Faculty expertise ranges from climate, atmospheric chemistry and biogeochemistry, to oceanography and hydrology.  In addition to research, professors work to inform and educate policy makers as well as the community of issues that affect the environment and the quality of life.


For more information, contact Marijana Lekousis at or 949-824-8111