The graph illustrates the average carbon dioxide emissions per human in four countries: the United Kingdom, Sweden, Italy, and Portugal, from 1967 to 2007.
Overall
, the carbon dioxide emissions in the UK and Sweden showed a downward trend, Linking Words
while
emissions in Italy and Portugal increased during the same period.
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To begin
with, the UK had the highest level in 1967 at about 11 Linking Words
tonnes
, which slowly dropped to around 9 Use synonyms
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in 2007. Use synonyms
However
, Sweden rose to over 10 Linking Words
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in 1977, but Use synonyms
then
fell quickly to 5.5 Linking Words
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. Use synonyms
Then
, Italy started at 4 Linking Words
tonnes
and rose steadily to over 5 Use synonyms
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by 2007. Turning to Portugal, it had the lowest starting point at around 1.5 Use synonyms
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, but increased gradually and reached over 5 Use synonyms
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by 2007.Use synonyms