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

The line graph illustrates the amount of

carbon

dioxide

emitted

from

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by

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a person in four different countries, the United

Kingdom

,

Sweden

, Italy and Portugal from 1967 to 2007 in metric

tonnes

.

Overall

, the

emission

of

carbon

dioxide

in

United

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the United

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Kingdom

and

Sweden

experienced a downward trend,

whereas

Italy and Portugal experienced an upward trend.

However

, the people in

United

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the United

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Kingdom

and Italy emitted the highest

tonnes

of

carbon

dioxide

,

while

the smallest

emission

is from

Sweden

and Portugal. The average amount of

carbon

dioxide

emitted per person in

United

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the United

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Kingdom

was approximately 11 metric

tonnes

and

this

started to decrease, and by 1987 it has reached

to

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10 metric

tonnes

.

However

, the fall in the

emission

continued and by 2007 it has reached

to

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around 9 metric

tonnes

.

On the other hand

, in

Sweden

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,Sweden

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the

emission

of

carbon

dioxide

started

with

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at

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almost 8.5 metric

tonnes

and it has sharply increased to about 10.2 metric

tonnes

in 1977.

However

, in the

next

10

years

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,years

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there was a rapid drop and

this

decrease continued till 2007 reaching about 5.8 metric

tonnes

.

Whereas

, Italy and Portugal started with around 4.1 and 1.7 metric

tonnes

in 1967, which started to increase moderately and by 2007 the amount of

carbon

dioxide

emitted was nearly 7.9 and 5.8 metric

tonnes

respectively.