Geneva, 18 November 2025 – Major new infrastructure planned around the Caspian Sea will be legally required to meet transboundary environmental standards, as a new Protocol enters into force today under the Framework Convention for the Protection of the Marine Environment of the Caspian Sea – known as the Tehran Convention – hosted by the UN Environment Programme … [Read more...]
Tehran Convention: A Cornerstone for Caspian Cooperation
Since its entry into force in 2007, the Framework Convention for the Protection of the Marine Environment of the Caspian Sea (Tehran Convention) has been celebrated annually on August 12 as Caspian Day. This observance unites the millions of residents across the five littoral states who share a deep connection through environmental, economic activities, energy, fisheries, and … [Read more...]
Caspian Littoral Countries Strengthen Legal Framework for Protecting the Sea
Caspian Sea pollution from land-based sources is being addressed through a strengthened legal framework. The second Protocol to the Convention for the Protection of the Marine Environment of the Caspian Sea (Tehran Convention), entered into force, says Gozel Orazdurdieva, a liaison officer with the Secretariat of the Tehran Convention in her article, published in the Neutral … [Read more...]
Turkmenistan Participated in Caspian Emergency Response Exercises – POLREP Exercise Tests Regional Communication and Cooperation
On 14 November 2023, Turkmenistan agency of marine and river transport (Turkmendenizderyayollary) participated in the fifth online exercise “Caspian Sea ALPHA/BRAVO” on emergency response. The exercise was organized by the Interim Secretariat of the Tehran Convention (TC) with the participation of the National Authorities of the Caspian countries within the framework of the … [Read more...]



