The graph below gives information from a 2008 report about consumption of energy in the USA since 1980 with projections until 2030. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The line graph below displays how

quadrillion

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units

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of six energy:

petrol

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oil

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, coal, natural gas, nuclear, solar wind and hydropower were consumed from 1980 to the present, and forecasts to 2030.

Overall

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, all of the use of energy experienced an upward trend from the past to the future, and

petrol

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and

oil

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have been the highest consumption during the given years. To be specific, regarding

petrol

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and

oil

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, it started at 35

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units

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, being a lead in six engry in 1980. At the same time, coal and natural gas only were approximately 17 and 20

quadrillion

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units

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, respectively.

Although

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three of them fluctuated slightly from 1980 to 2015, all of them kept growing gradually. After 2020,

petrol

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and

oil

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are expected to have a

dramatical

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rise to 47

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, and coal will overtake natural gas, soaring to around 30

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in 2030.

On the other hand

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, nuclear, green power and hydropower stood at the same

units

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at 4

initially

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, three of which went up slowly. From 2015 to the future, in comparison with nuclear and green power,

while

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both will increase to 7 and 5

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units

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, respectively, the volume of hydropower levelled off at 4, being the same as the beginning.