St Petersburg, Russian Federation, 22 June 2012 (IUCN) C UNESCO’s World Heritage Committee’s annual meeting, which starts in St Petersburg on Sunday, will see a total of 36 new sites considered for inscription as natural and cultural sites, and a series of monitoring reports on the sites already listed. But if IUCN’s recommendations to add four World Heritage sites to the Danger List are accepted, 21 out of the 211 Cone in ten- natural World Heritage Sites will be officially “in danger.”