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Earthquakes, volcanoes and cyclones contribute to environmental pollution. Volcanoes cause air pollution by massive emission of smoke ans ash. earthquakes cause the falling down of buildings that cause both air and land pollution. cyclones cause destruction of houses, schools, forests,etc. 
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earthquakes cause pollution as it causes of falling down of buildings. volcanoes causes air pollution due to too much of smoke and ash. cyclones cause as it destroys many forests ,buildings etc.
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