The pie charts below show the sources of energy production in a country in 2000 and 2020. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The pie charts demonstrate the percentage of energy production from different sources in a country in 2000 and 2020. Overall, it can be clearly seen that the proportions of natural gas and renewable energy increased, whereas coal experienced a decrease, and nuclear energy and other sources remained stable. In 2000, natural gas accounted for 25% […]