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About a hundred years ago, the proportion of carbon dioxide in air was about 0.029%. Today it is 0.035%. What is the reason?
About a hundred years ago, the proportion of carbon dioxide in air was about 0.029%. Today it is 0.035%. What is the reason?
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Solution
About a hundred years ago, the proportion of carbon dioxide in the air was about 0.029%. Today, it is about 0.035%. There is a rise of 0.006% during the last hundred years. This is because of the following reasons:
(a) An increasing number of fuel−burning industries
(b) Growing number of automobiles
(c) Large scale deforestation
About a hundred years ago, the proportion of carbon dioxide in the air was about 0.029%. Today, it is about 0.035%. There is a rise of 0.006% during the last hundred years. This is because of the following reasons:
(a) An increasing number of fuel−burning industries
(b) Growing number of automobiles
(c) Large scale deforestation
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