Task 1: The chart shows the proportion of renewable energy in the total energy supply in 4 countries from 1997 to 2010. Summarize the information by selecting and reporting the main features, and make comparisons where relevant.

The given bar chart represents the usage of renewable energy for 4 different countries spanning across three different

years

; with Iceland holding the largest share amongst all.

Firstly

, the figures for Australia and Sweden are almost similar and fall below 10%. In 1997, for Australia, it was 9% and the same value holds true for Sweden in 2010; that value for the previous country fell by 1% and that trend continued till 2010; Sweden followed the reverse trend falling by 2% and 1% for the preceding

years

. For the case of Turkey, it followed a triangle pattern with 39% in the earliest year; rose to 41% and

finally

, closed at 33%. Iceland followed a pattern of steep increase starting at 45% and after that increasing by 15% and 10% in the upcoming

years

respectively.

Overall

, across all the

years

, the highest utilizer was Iceland by ranking first and Turkey stood at second place.