What will rising sea-levels do to low-lying countries like Bangladesh?
Global temperatures are affected by a wide range of long and shortterm influences. Some of these are natural, such as Milankovitch cycles, changes in solar output and volcanic activity. Others are anthropogenic — linked to human activities such as deforestation and increased use of fossil fuels. Global temperatures have fallen and risen over geological time and the world is currently in a period of rising temperatures. Figure 1 shows trends in global temperature.
The Earth is currently in a period of rising temperatures which is causing a rise in sea level. These global changes in sea level are known as eustatic change.
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