Charlotte Unger has joined the IASS in 2017 and forms part of the project ˝Climate Action in National and International Processes (ClimAct)˛ in 2017. ClimAct investigates and facilitate exchange with forums such as the United Nations Framework Convention on Climate Change (UNFCCC) and the Climate and Clean Air Coalition (CCAC). Her reserach focuses on processes and instruments of international climate policy, transnational and non-governmental actors of global climate governance and the integration of climate and air quality policies. Previous to working with the IASS Charlotte has supported the secretariat of the International Carbon Action Partnership (ICAP) on the topic of carbon markets. She has also worked several years as a project manager for the Environmental Action Germany (DUH) on energy efficiency and climate policy and as a research associate with the Technical University Berlin. Charlotte graduated in social sciences public and private environmental management and has a PhD in political sciences from the Technical University Munich School of Governance. Her dissertation examined the the linking of different emissions trading systems around the world.