9. The White Cliffs of Dover, United Kingdom
These iconic cliffs consist of white chalk created from the actual shells of a specific rare species of algae. They have always been affected by bad weather, but beach erosion, reduced sediment supply, and storm waves have all added up to the cliffs eroding 10 times quicker in the past 150 years than during the previous seven millennia.
10. The Dead Sea, Israel
If you truly want that Instagram picture of you floating in the Dead Sea, best get a move on, people. The dense water is vanishing due to water scarcity issues and excessive mineral mining. The water level is reportedly dropping almost one meter annually and the land itself is sinking almost 15 centimeters each year. Already there are sinkholes and a few resorts have closed their doors. Scientists say it may be gone by 2050.
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