The CDP Cities Webinar was held on July 18, 2025, in collaboration with CDP Turkey, WWF-Turkey, and the Union of Marmara Municipalities.

During the webinar, the reporting steps under the CDP Cities Questionnaire and the One Planet City Challenge (OPCC) were outlined. In addition, representatives from Istanbul Metropolitan Municipality, the OPCC 2024 Global Winner, shared their success story and best practices.

To access the webinar recording and presentation materials, please click here.