TASK1 easy

The proportion of energy consumption by different sources in a European country from 1990 to 2020

The pie charts below show the proportion of energy consumption by different sources (Coal, Oil, Natural Gas, Nuclear, and Renewables) in a European country in 1990 and 2020. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. (图表描述：1990年Coal占40%，Oil占30%，Natural Gas占20%，Nuclear占5%，Renewables占5%；2020年Coal占15%，Oil占25%，Natural Gas占30%，Nuclear占15%，Renewables占15%)