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

The line graph provides information on the average carbon dioxide

emissions

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per person in 4 European countries: the UK,

Sweden

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, Italy, and Portugal over a 40-year period from 1967 to 2007. In general, the amount of CO2

emissions

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fell in the UK and

Sweden

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,

whereas

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the numbers rose in Italy and Portugal over

this

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period. With regard to the downward trend, British people were responsible for approximately 11 metric

tons

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of

emissions

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in 1977 and

this

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number fell gradually to almost 9 metric

tons

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by 2007.

Additionally

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, in

Sweden

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, it started with almost 8 metric

tons

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of carbon

emissions

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at the beginning and

then

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peaked at roughly 11 metric

tons

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in 1977.

This

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trend went down marginally to 6 metric

tons

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at the end

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of the period. In terms of increase, both Italian and Portuguese people were starting to increase the amount of CO2

emissions

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. In Italy,

emissions

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of carbon dioxide were nearly 4 metric

tons

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at the beginning, and it rose to 8 metric

tons

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by 2007. Meanwhile, in Portugal,

emissions

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were under 2 metric

tons

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in 1967 and it reached 6 metric

tons

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by 2007, similar to

Sweden

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.