This pie chart demonstrate the percentage of energy generated from different sources in a European country in 1990 and 2020, and the projections for 2040.
Overall, it can be see that the figure of sources types such as coal, gas, nuclear, renewables and other during the period.
According to the pie chart one , the coal was nearly a half of percentage with 42 percent in a European country in 1990 and the other was the lowest spending only one-six of the coal. Moverve,the second lowest was renewable increaed by 2 percent compared with the other. For the gas and the nuclear were just gained average with 25 percent and 15 percent.
In pie chart two in 2020 , the gas will be overtaken the coal to the highest with 30 percent and the coal dropped just under 30 percent. Next, Continue to be the lowest the other about 10 percent but it rose at 2 percent opposite with the coal. Another the nuclear decreaed by 3 percent by contrast the renewable subtanable increased at 10 percent.
Finally, the renewable was become to be the major with 40 percent in per chart three in the future- 2040 . On the hand other, this time have two norm same rank also gain 10 percent, they are nuclear and other. These sources are to increase and decrease from 18 to 20 percent.