The given pie chart illlustrates electricity generation between New Zealand and Germany from 1980 to 2010.
Overall, electricity generation by source in New Zealand and Germany shows significiant increases and decreases between 1980 to 2010. Its clearly seen that coal shows biggest part for all years.
It is clearly seen from the pie which illustrates Germany chart the coal has big precentage than others for all years. The chart has 127 units in 1980. So it boosted to 200 units. The coal also improved apporxnamenly 3 times. While petroleum shows lowest degree for all yerars of the process. From 1980 to 2010 the hydro improved about 16 degree. However Natural gas declined 28 units in 30 years.
The electricity generation by source in New Zealand illustrates sinificiant increase about 2 times(107 units). The Nuvlear used to have 20 percentage before, however it become much more bigger in 2010. That part increased 10 units in 30 years. The natural gas and coal has same degree in 1980. Natural gas lose 26 units, while coal shows same degree between 1980 to 2010. The hydro lose 5 units, while Potrelium increased 5 units.
