The given line graph portrays the average of CO2 emitted by individuals in the United Kingdom, 
Sweden
, Italy and Portugal from 1967 to 2007.
Generally speaking, the United Kingdom was the country that produced the biggest amount of gases compared to the rest of the countries. Use synonyms
Furthermore
, both the United Kingdom and Linking Words
Sweden
 decreased their carbon emission during the provided time period, Use synonyms
while
 there was a rise Linking Words
of
 emissions in Italy and Portugal.
In 1967, an English citizen produced above 10 Change preposition
in
tonnes
 of gases on average. Use synonyms
This
 steadily plummeted , reaching around 8.5 Linking Words
tonnes
 in 2007. Meanwhile, carbon Use synonyms
emission
 for individuals in Fix the agreement mistake
emissions
Sweden
 were around 8.5 in 1967, reaching a peak at around 10.2 in 1977 and falling afterwards, getting an average below 6 Use synonyms
tonnes
 in 2007.
Italy started the period Use synonyms
roughtly
 at 4 Correct your spelling
roughly
tonnes
 per person, Use synonyms
while
 Portugal was slightly at 1.5 Linking Words
tonnes
. Both countries presented a climb of Use synonyms
carbons
 emissions, making Italy surpass Change the noun form
carbon
Sweden
 after 1987 and Portugal reach the same country in 2007. After 1997, both countries hovered around the same level, at an average of 7.8 and 5.7 for Italy and Portugal respectively.Use synonyms