The graph below shows average carbon dioxide CO2 emissions per person in the United Kingdom Sweden Italy and Portugal between 1967 and 2007

The line graph illustrates the carbon dioxide that was released individually in four different countries which are the United Kingdom, Sweden, Italy, and Portugal from 1967 to 2007. The United Kingdom experienced a slight decrease from approximately 10.4

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to 10.3 throughout the period.

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the CO2 production in Sweden had an increase of around 1.5

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in 1977 from 8.5

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, the number showed a downward trend until 2007. The trend between Italy and Portugal was similar, the gas produced when they breathed rose steadily from 1967 to 2007. In 1967, the Italians started at just over 4

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and the Portuguese at about 1.7

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of carbon dioxide. Half a century later, citizens in Italy exhaled 8

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of CO2 per person compared to just under 6 tons for those in Portugal. In conclusion, the country that had the most carbon dioxide emission per person between 1967 and 2007 was the United Kingdom, and the lowest countries to emit the gas were Portugal and Italy.