Conditions of mosques and old dikes, which were destroyed...

PORT OF MUARA BARU, NORTH JAKARTA, CAPITAL REGION OF JAKARTA, INDONESIA - 2017/04/12: Conditions of mosques and old dikes, which were destroyed and submerged in sea water due to erosion and land subsidence in the northern coast of Jakarta. President Joko "Jokowi" WIDODO, recently said that concern about the geographical conditions of Jakarta, where land surface continues to decline from 7.5 to 12 cm per year, and even President also predict the North Jakarta will be below sea level in 2030 if no serious prevention efforts. Land subsidence in Jakarta allegedly caused by the use of ground water that is not well controlled. (Photo by Tubagus Aditya Irawan/Pacific Press/LightRocket via Getty Images)