Mission
To take collective action to protect and preserve the climate system, including the marine environment, through the promotion, progressive development, and implementation of rules and principles of international law concerning climate change.
About COSIS
COSIS was established on the eve of COP 26 for the purpose of developing international law on climate change.
COSIS Members
COSIS membership is open to all members of the Alliance of Small Island States (AOSIS).
Learn more
Download the year two COSIS annual report here.