Many problems could result from ____. One of the biggest problems is ____ sea level. This could result in the flooding of low lying coastal areas and cities, such as Egypt, the Netherlands, and ____. Some countries might even disappear completely! Another problem caused by global warming is changes in weather ____. Many areas of the world are experiencing increased ____, floods, and other unusual weather. A third problem associated with global warming is the effect on ____. Fish populations could be affected, while some insects which spread ____ might become more common.

Global warming

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