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As polar ice caps melt, the coastal areas would face the most significant immediate threat because when the ice caps melts,the water level in the oceans and seas increases, which may harm the coastal regions  by sudden tsunami  or some other disaster related to water.

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As polar ice caps melt , Florida, Miami area would face the most significant immediate threat.

  • The Earth's main ice-covered landmass is Antarctica at the South Pole, with about 90 percent of the world's ice.
  • Antarctica is covered with ice an average of 2,133 meters thick. If all of the Antarctic ice melted, sea levels around the world would rise about 61 meters.  
  • At the other end of the world, the North Pole, the ice is not nearly as thick as at the South Pole. The ice floats on the Arctic Ocean. If it melted, sea levels would not be affected.

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