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

The line chart illustrates how much carbon dioxide

emissions

were produced by individuals from 1967 to 2007 in the United Kingdom, Sweden, Italy, and Portugal. In general, Portugal and Italy’s trends toward CO2

emissions

increased significantly during the given period,

while

the United Kingdom and Sweden showed an opposite trend. In 1967, Portugal was the country with the least production of CO2

emissions

with only less than 2 metric tonnes;

however

, its trend went up moderately to around 5 metric tonnes in 2007.

In contrast

, the United Kingdom produced the most CO2 at the beginning, but

then

the trend decreased steadily until 2007.

On the other hand

,

although

Sweden started as the country that released the 2nd highest CO2

emissions

at the beginning of the period and reached a peak in 1977, its movement

then

dropped significantly

afterward

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afterwards

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and had the same amount as Portugal

at the end

of 2007. Similar to Portugal, Italy’s

emissions

rose steadily from 1967 to 1997, but

then

it

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they

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remained stable until the end of the period in 2007.