The graph below shows the production levels of the main kinds of fuel in the UK between 1981 and 2000. Summarize the formation by selecting and reporting the main features and make comparisons where relevant.

The chart depicts the levels of

production

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of different types of

energy

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sources in the UK during the time period of 1981 and 2000.

Overall

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, petroleum remained the top

energy

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source of the UK from the start to the end and the popularity of coal decreased in the late 90s

while

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the demand for natural gas increased significantly at the same time. In the case of petroleum, the

production

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was more than 80

energy

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units

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in 1981 which reached the mark of 140 in 1984 and got stabilized until 1987 and

then

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had a significant fall in 1990 and after some years, the rate increased and finished at 140 mark during 2000.

However

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, the

production

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of natural gas had a plateau of 40

energy

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units

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and the number showed a gradual growth from 1990 and the number reached 100

energy

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units

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at the end

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of the timeline.

On the other hand

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, coal

production

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was 80

energy

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units

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in 1981 which got a sudden fall and the

production

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came down to a shy of 40

energy

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units

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in 1984 and after some ups and downs, the number reached the mark below 40

energy

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units

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in 2000 as coal was losing its popularity continuously.