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

The presented graph provides information about a comparison of producing of carbon dioxide emission per individual in terms of various years in four different regions. As can be seen clearly from the graph half of the examined countries faced up increasing trends

at the end

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along with

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the other half faced a downsize direction. Meanwhile ,

Sweden

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rose a fluctuation

in contrast

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to the other steady trends during examined years. As is illustrated by the graph, Portugal began at less than 2 tons in 1967 and finished at almost 6 tons in 2007.

This

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change experienced two different rises, one of them was till 1987 with a mount of nearly 4 tons

as well as

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6

tones

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in 1997. Same as Portugal , even though Italy witnessed a smooth growth and ended near 8

tones

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, it has a slight variation in its tendency to rise.

On the contrary

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,

Sweden

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and the United Kingdom saw a substantial decrease over time.

While

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the United Kingdom plummeted moderately between more than 10

tones

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in 1967 aligned with nearly 8

tones

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in 2007,

Sweden

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reached a peak in 1977, thereby a decline during the remaining years was inevitable. Based on the sharp fall,

Sweden

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finished at less than 6 tonnes, which is equal to the amount of Portugal at its maximum value.