During their work, experts carefully analyzed the infrastructure of settlements, social features, and geographical location. Each of the seven cities made it onto this list for different reasons. For example, Venice is gradually sinking. The city of canals has been subsiding for about a millennium, but in the last century this process has noticeably accelerated: over the past 100 years, Venice has sunk by 24 centimeters. Detroit could become a 'dead city' due to high unemployment, and San Francisco is predicted to have a major earthquake by 2086. Ivanovo made the list because the 'city of brides' has too few males, which affects the birth rate.
San Francisco is located near two tectonic faults that cause frequent earthquakes.
Venice is gradually sinking.
Mexico City could end up underground because it is located on the bed of a dried-up lake.
Timbuktu is a poor city on the southern edge of the Sahara Desert, whose streets are filling with sand.
Detroit fell into decline as early as the last century, many of its factories closed, and the population moved away, leaving entire neighborhoods abandoned.
Naples, the third largest city in Italy, is located in a seismically active area (the historical part is on the western slope of Vesuvius).
Ivanovo could disappear due to the difficult demographic situation in the 'city of brides'/i>