The given pie charts compare the significant energy sources in the USA between the years 1980 and 1990. Overall, it is clear that oil and natural gas sources decreased, while coal and nuclear power increased from 1980 to
The pie charts depict information about the sources of energy oil, natural gas, coal, hydroelectric power and nuclear power in the USA between 1980 and 1990. The units are calibrated in percentage.
These pie charts depict the mins sources of energy (oil,natural gas, coal, hydroelectric power and nuclear power) in the 1980s and 1990s in the United States of America.
The pie chart demonstrates the key sources of energy utilized in the United States. In fact, the figures are given for the periods of the1980s and 1990s.
These two pie charts depict the major sources of power in the eighth and ninth decades in the 20s century in the United States. It is clear from the graph that depending on oil energy dropped throughout the period of tim
These two pie chart depicts the ratios of the major sources of energy in two periods: 1980 and 1990 in the united state. It is clear from the graph that oil and natural gas are the main sources with more than 50%.
This pie chart depicts the ratios of the sources of energy in two period: 1980 and 1990 in the United state. It is clear from the graph that oil and natural gas are the main sources with more that 50%.
The provided two pie charts demonstrate the proportional distribution of the energy sources, namely oil, natural gas, coal, and new alternatives in the USA in percentages between 1980s and 1990s.