sea levels
Post on 04-Jul-2015
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Sea Levels
are linked to the Earth’s temperature.
For example, if the temperature goes down
The sea level drops.
If the temperature goes up,
The sea level rises
Rising sea levels are dangerous for people living near the coasts.
For people living on the coast changing sea levels are a
problem.
Why are the sea levels rising?
The biggest reason is because people burn too many fossil fuels.
The Earth is heating up because...
people burn too many fossil fuels.
Another danger for people living on the coasts are Tsunami waves.
What is a tsunami? A tsunami is a large ocean wave usually caused by an underwater earthquake or a volcanic explosion.
There are a lot of islands where people use the coral reefs to make walls and buildings.
These people used coral reefs to make this building.
Cement walls
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