Where World Heritage Sites Are Under Threat
As our infographic shows, the region with the largest share of such sites is Mesoamerica and the Caribbean where 55 percent have been classified so. Of critical concern there are the Monarch Butterfly Biosphere Reserve in Mexico and the Río Plátano Biosphere Reserve in Honduras. Also on the critical list is the Everglades National Park in the U.S.
This chart shows the share of natural/mixed sites with a conservation outlook of 'significant concern' or 'critical' in 2017.