The two graphs show the main sources of energy in the USA in the 1980s and the 1990s. Write a report for a university lecturer describing the changes which occurred

The two graphs show the main sources of energy in the USA in the 1980s and the 1990s. Write a report for a university lecturer describing the changes which occurred
The two pie charts illustrate the five types of
energy
consumed by the citizens of the United States of America between 1980 and 1990.
Overall
, in the previous year, it can be displayed that
oil
was the main source of
energy
and the least was nuclear
power
and hydroelectric
power
,
further
, it changed over the period of ten years,
oil
became the most used
energy
among all sources and hydroelectric
power
the least consumed. In 1980,
oil
was the most used
energy
by the citizens at 42%,
whereas
, natural gas used 26% in 1980, it was second highest
energy
consumed by the residents.
In addition
, people used 22% of coal in 1980 and residents of the United States of America did not show an interest in using nuclear
power
and hydroelectric
power
, it was only 5% for both sectors in 1980. Probing ahead, it can be experienced, coal jumped from 22% to 27 % with a rise of 5% in 1990.
Moreover
,
oil
reduced from 42% to 33% in 1990 and natural gas showed little fluctuation of 1% decline in 1990. Nuclear
power
rocketed from 5% to 10% in the year 1990 and hydroelectric
power
remained constant in both years at 5%.
Submitted by rbtech65 on

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Vocabulary: Replace the words energy, oil, power with synonyms.
Vocabulary: The word "show" was used 2 times.

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Topic Vocabulary:
  • sources of energy
  • predominant
  • renewables
  • nuclear
  • significant increases
  • significant decreases
  • technological advancements
  • policy changes
  • trends
  • overall
  • preference
  • shifts
  • implications
  • future energy landscape
  • decades
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