The graph below shows average carbon dioxide emissions per person in the United Kingdom, Swedan, Italy and Portugal between 1967 and 2007.

The provided line chart displays the average CO2 production per person in four different countries

such

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as the United Kingdom, Sweden, Italy and Portugal from the year 1967 to 2007.

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, it can be seen in the UK and Sweden, there was a considerable decrease in carbon dioxide

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throughout the period of time,

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the amount of co2

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increased significantly in Italy and Portugal in the given years. In 1967, the UK produced the highest carbon dioxide with around 11 metric

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. After that, it continuously declined till 2007 and stood at nearly 9 metric

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which is still at the top. In Sweden, average CO2

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amounted around just above 8 metric

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in the year 1967,

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the rate of

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rose by nearly 2 metric

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and reached just above 10 metric

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in 1977. There was a steep decrease observed in co2 emissions from 1977 to 2007 which is around just below 6 metric

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. In Italy, the average rate of co2

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grew throughout the period when it began with just 4 metric

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, it doubled

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of the year.

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, In Portugal, the rate of carbon dioxide produced was around just below 2 metric

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and

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, it significantly increased till 1997 which is nearly 5 metric

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and after ,that it remained stable till 2007.