The two pie charts illustrate, the proportion of six different energy sources in a country in 1985 and 2003. Units are measured in percentage.
Overall, oil is the main energy source in both the years though, there is a significant improvement in natural gas energy.
In 1985, more than half of the energy was generated from oil with 52% and the least amount of energy from hydrogen and other renewable approximately 4%and 1% respectively. Likewise, natural gas energy accounts for about 13% and coal with 8%. Nuclear energy stands at second place with 22% this year.
On the other hand, after 18 years a dramatic decline in oil energy sources with only 39%. Natural gas and coal energy enhance production from 13% to 23% and 8% to 13% respectively in 2003. Other renewable sources also has a 3% improvement in 2003 when compared to the previous year. However, hydrogen energy remains the same at 4% in both years.
- Some accept state of the art innovation creating holes in between rich and needy individuals while others oppose the idea differentiate the two approach and offer your input 84
- The table below show worldwide market share of the notebook computer market for manufacture in the years 2004 2006 and 2014 84
- Some people think it is more important for government to spend public money on promoting healthy lifestyle in order to prevent illness than to spend it on the treatment of people who are already ill. To what extent do you agree or disagree? 78
- The diagram below shows the life cycle of the salmon Summarise the information by selecting and reporting the main features and make comparisons where relevant
- the chart below shows the average spending on cloths per person in US in 1985 1995 and 2005 56