6band
The charts show the percentage of power generated from 6 different types in Gareline The given chart compares the proportion of six kinds of resources contributing to generate the power in three separate years, namely 1970, 1980, and 1990.
Overall, as can be seen in the pie chart, hydro is the most utilized resources in 1970 and 1980. Geothermal was the second largest resource bein...