The charts below show the proportion of the energy produced from different sources in a country between 1985 and 2003. Summarize the information by selecting and reporting the main features, and make comparisons where relevant

The two pie charts compare the percentage of energy production from various sources in a particular country from 1985 to 2003. Overall, it is evident that while oil had by far the largest percentage of sources in 1985, the biggest increase was observed in natural gas over the 18-year period. Upon closer inspection, it is […]