These pie charts depict the mins sources of energy (
oil
,natural gas, coal, hydroelectric Use synonyms
power
and nuclear Use synonyms
power
) in the 1980s and 1990s in the United States of America.
It is clear from the graph that, Use synonyms
oil
had the highest proportion compared to the other sources throughout the period.
Use synonyms
According to
what is shown, Linking Words
oil
was at 42% in 1980. After that, it had a significant decrease to reach 33% in 1990. As for natural gas, it witnessed a tiny dip to reach Use synonyms
at
25 Change preposition
apply
percent
in 1990.
Change the spelling
per cent
Moreover
, between 1980 and 1990 Linking Words
the
coal experienced a high increase to get at its peak at 27 Correct article usage
apply
percent
.
Change the spelling
per cent
On the other hand
, Linking Words
the
nuclear Correct article usage
apply
power
Use synonyms
had
doubled the percentage from 5% to 10% to be at 10 Unnecessary verb
apply
per
cent in 1990.
Change preposition
apply
Whereas
, Linking Words
the
hydroelectric Correct article usage
apply
power
Use synonyms
sustained
at the same level throughout the whole span.
Add a missing verb
is sustained
To sum up
, we could say that Linking Words
oil
,natural gas and coal had some changes Use synonyms
while
hydroelectric Linking Words
power
stayed at the same level throughout the interval.Use synonyms
asem2017asem2017