The Master of Environmental Studies (MES) program at the University of Pennsylvania helps you translate your passion for the environment into a fulfilling career. Our program offers you a rigorous academic grounding in environmental science and exceptional opportunities to conduct research in the field. In addition, you gain the professional networks and individualized professional development you need to excel in your work, whether as a researcher, policy advocate, teacher or business executive. Built with flexibility in mind, you can choose from a variety of concentrations or create your ownall with the guidance of our world-class faculty and built upon the foundation of Ivy League science courses. Many of our distinguished professors also influence practices outside the University, bringing their experience and broad networks from the worlds of policy, business and consulting into the classroom. Our working students find meaningful ways to blend their academic and current professional experiences by partnering with faculty to design projects and research that tackle real-world challenges from their workplace.