New research finds that rising sea levels due to climate change will put dozens of World Heritage Sites in the Mediterranean region at increased risk of flooding and erosion—threats many of the sites are already facing.
The International Union for the Conservation of Nature has released a study showing that 1.8 percent of wilderness areas are covered under World Heritage protection—and how much more can be done.
Where tourist sites meet travel warnings.
After years of ambivalence, the United States is trying to reconnect with its past as the leader of a global effort to save the treasures of the planet, from the Statue of Liberty and Yosemite National Park to the pyramids of Egypt and the East African Serengeti.