The chart below shows the percentage of river water in UK rivers that is classified as having good chemical quality between 1990 and 2002
The line graph shows the percentage of river water in Wales, Scotland, Northern Ireland, and England that was good chemical quality between 1990 and 2002.
Overall, Scotland has the highest percentage of river water quality through the whole period, while Northern Ireland was the lowest at the beginning. There is also many changes in the trends of some countries during the years.
In 1990, Scotland started with 95%, which is the highest, followed by Wales at around 93%. England was about 85%, and Northern Ireland has the lowest at under 80%. Over the years, Scotland remain stable with no big changes, while Wales slightly decreased to around 92%. England increase gradually to just above 90% by 2002.
However, Northern Ireland experience big changes. It was low in 1990, drop in 1996, and then went up again to near the level of England in 2002.
The essay is logically organized and presents a clear overview. However, there are some issues with the flow of information and the use of cohesive devices.
Suggestions
- Use a variety of cohesive devices to improve the flow of information.
- Ensure that each paragraph has a clear central topic and that all sentences in the paragraph relate to this topic.
The essay uses a sufficient range of vocabulary and there is evidence of some less common and idiomatic language. However, there are some inaccuracies in word choice and collocation.
The essay uses a mix of simple and complex sentence forms and there are some error-free sentences. However, there are some grammatical errors and inaccuracies in the use of articles and prepositions.
The essay provides a clear overview of the information and makes appropriate comparisons. However, the essay could be improved by providing more detailed explanations and by making more precise comparisons.
Suggestions
- Provide more detailed explanations and make more precise comparisons.
- Use a wider range of structures to discuss the data in more detail.