The 23rd Meeting of the Parties to the Barcelona Convention will take place in Portorož, Slovenia, from 4 to 8 December 2023.

The agreement, signed by 14 states and the European Union, entered into force in 1978 and formulates as its main objectives the control of marine pollution, the sustainable management of the seas and coasts, the integration of environmental issues into social and economic development, and the protection of natural and cultural heritage.