France, June 11 -- At the United Nations Ocean Conference in Nice, Unesco and the Plastic Odyssey expedition have announced a partnership aimed at restoring the world's most endangered marine World Heritage sites, increasingly under threat from plastic pollution.

Drawing inspiration from a successful 2024 clean-up on Henderson Island in the South Pacific - during which 9.3 tonnes of plastic waste were removed - the organisations plan to replicate the operation at 50 Unesco-listed marine sites worldwide, in an agreementsigned on Tuesday, 10 June.

"Thanks to this new partnership, Plastic Odyssey and Unesco will act together to reduce plastic pollution in marine World Heritage sites," said Audrey Azoulay, director general of Unesco, during...