Climate change now top threat

The IUCN World Heritage Outlook 3 launched on 2 December 2020 shows that climate change is now the most prevalent threat, affecting a third of natural sites

Key results from 2020

Discover key results from the 2020 update of the IUCN World Heritage Outlook, showing global trends in the conservation prospects of natural World Heritage sites

#IUCNcongress

Take part in IUCN World Heritage Outlook sessions at the largest conservation event in the world, taking place online and in Marseille on 3-11 September 2021

Global results from the IUCN World Heritage Outlook 3

Good
19%
Good with some concerns
44%
Significant concern
30%
Critical
7%