She�is also the Director of the Center for Sustainability and the Global Environment (SAGE), a cross-disciplinary research center based in the Nelson Institute for Environmental Studies. Holloway's research examines air pollution chemistry and transport at regional and global scales, including links between air quality and climate, energy, land use, health, and public policy. Holloway is a Brown University alumna, having graduated in Applied Mathematics with an Sc.B. in 1995. �She earned her Ph.D. in Atmospheric Oceanic Sciences from Princeton University in 2001, and completed a certificate in Science, Technology, and Environmental Policy from the Woodrow Wilson School of Public and International Affairs, as well as post-doctoral work at Columbia University's Earth Institute.