The graph below shows average carbon dioxide (Co2) emissions per person in United Kingdom, Sweden, Italy and Portugal between 1967 to 2007.

The line graph gives information about average carbon dioxide emissions per person in four different types of categories including the UK, Sweden, Italy and Portugal from 1967 to  2007 . Units are measured in metric

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. It is noticeable that   the United Kingdom had a considerable increase Sweden had some fluctuation and fall

while

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Italy and Portugal rise gradually in the given 5-year period. In 1967, the UK  was the main source of emissions per person ,with just over  10 metric

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and it fall gradually to around 8

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in 2007 and followed by , Sweden had the same amount that reached a pick of about 10 metric

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  in 1977

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,  it  experienced considerable decrease just under 6 tonne

at the end

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of that period .

By contrast

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, in the first year of

this

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,period Italian people's carbon dioxide emissions were 4

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but they increased to about 8

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  and Portugal had only 1 metric tonne  . It experienced a gradual increase and picked up just under 6

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in 2007.