Charlotte Felthöfer works as a Researcher at the Ecologic Institute in Berlin, focusing primarily on German and European climate policy and socioeconomic issues at the local level. Her work focuses on indicator-based assessments of European climate policy, technical CO₂ removal from the atmosphere, and sustainable urban development. Her native language is German, she is fluent in English and French, and has knowledge of Swedish.

She is involved in the European Climate Neutrality Observatory (ECNO), where she co-authors the chapter on carbon dioxide removals and supports the team in project and data management. She is also part of the "Climate Adaptation Naturally!" project, where she is writing a guide to inclusive public relations work. In the project “Challenges for international climate protection in the context of the global triple crisis,” she is investigating the interactions between environmental crises and their health impacts. In the project "International Cooperation to Restore and Connect Urban Environments in Latin America and Europe (INTERLACE)," she worked on the implementation of Nature-based Solutions in cities. In addition, she evaluated the implementation status of the Natural Climate Protection Action Program (ANK) in 2025.