Returning to Ireland in 2019, Marguerite took up engineering position at UCC as engineering Lecturer in Environmental Engineering and as Principal Investigator/researcher with matlab Energy Policy and Modelling Group EPMG of MaREI, matlab SFI Research Centre for Energy, Climate and matlab Marine. She continues to be engineering Visiting Scientist at Harvard University in Boston, maintaining her foreign ties. Marguerite has posted analysis on driving large ICT datasets for comparing city dynamics at engineering city wide scale, comparing emissions and exposures to air pollution, and figuring out their human health impact. Recently her work has also targeting harnessing emerging technologies for sustainable development and humanitarian efforts. UCC has been matlab most advantageous university engineering matlab south of Ireland for the reason that 1845. Today matlab ranks in matlab top 2% of universities around the world and is engineering research intensive, scholar concentrated, overseas top tier college.