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Band 6+: The bar chart and pie chart show the amount of carbon dioxide (CO₂) emitted by three different income groups in 1990 and 2000, and the proportion of the world's population represented by each income group in 2000.

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Image for topic: The bar chart and pie chart show the amount of carbon dioxide (CO₂) emitted by three different income groups in 1990 and 2000, and the proportion of the world's population represented by each income group in 2000.

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The image displays a bar chart detailing carbon dioxide emissions in metric tonnes by income group for 1990 and 2000, and a pie chart showing the percentage of the world's population for each income group in 2000. In 1990, CO2 emissions were 13 tonnes for the High income group, 15 tonnes for the Middle income group, and 1 tonne for the Low income group. In 2000, these figures were 12 tonnes, 22 tonnes, and 2 tonnes, respectively. For the year 2000, the population distribution was 84% for the High income group, 34% for the Middle income group, and 18% for the Low income group.

Given the complexity of the image, the above description may not be entirely accurate.

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The pie and bar charts detail the emitted carbon dioxide by variety of income groups.

Overall, in terms of the level of the released gas, except for high income group, most groups experienced an increase within a decade. While middle income had the highest numbers overall, the reverse was true for low income group. According to the population in these groups, high income took up the higher portion of this chart, followed by middle and low income.

Looking at the figures for the bar chart, in 1990, middle income group had higher figure compared to other groups, with 15 metric tons, followed by high income groups (13) and low income groups (1), which represented the lowest number in this diagram. After a decade, while high income group dropped by 1 metric ton, middle and low ones increased, showing 22 and 2 metric tons in the final year, respectively.

According to the pie chart, which showed the percentage of the world’s population in each income group in 2000, high income group took almost the half of the chart, with 48%, followed by middle income group, which represented 34%, and low income, which had the lowest figure, with 18%.

Word Count: 197

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Overall Band Score

6.5

(+/- 0.5)

Vocabulary Complexity:
B2 - Upper Intermediate
Opt for even more advanced words when appropriate.

Grammar Mistakes: N/A

Vocabulary Repetition:

income: 13

group: 7

groups: 5

middle: 5

chart: 4

which: 4

followed: 3

metric: 3

Try using synonyms for the above words

Task Response

The report effectively addresses the task by providing an overview and describing the main trends in both charts. It correctly identifies the overall increase in emissions for most groups and the population distribution. However, there are a few inaccuracies: the high income group's population is stated as 48% instead of 84%, and the description of the high income group's population as 'almost the half' is incorrect. Additionally, the phrase 'variety of income groups' could be more precise. To improve, ensure data accuracy and use more precise language for describing proportions.

Coherence & Cohesion

The report is generally well-organized with clear paragraphing and logical progression. The introduction and overview are present, and the data is presented in a structured manner. However, there are minor lapses in cohesion, such as the phrase 'the higher portion of this chart' which is slightly awkward, and the transition between the bar chart and pie chart could be smoother. The use of cohesive devices is mostly effective, but some sentences could be more tightly linked to improve flow.

Lexical Resource

The report uses a good range of vocabulary appropriate for the task, such as 'emitted', 'released gas', 'took up', 'represented', and 'dropped'. There is some flexibility in word choice, but there are a few imprecise or awkward phrases, like 'variety of income groups' (should be 'various income groups') and 'had higher figure' (should be 'had a higher figure'). The lexical resource is adequate but not fully sophisticated, with some repetition of 'income group' and 'metric tons'. Pay attention to vocabulary repetition to improve the overall score.

Grammatical Range & Accuracy

The report demonstrates a good range of grammatical structures, including complex sentences and appropriate use of tenses. There are some minor errors and awkward phrasings, such as 'the emitted carbon dioxide' (should be 'carbon dioxide emissions'), 'had higher figure' (missing article), and 'took almost the half of the chart' (should be 'almost half of the chart'). Punctuation is generally correct, but these small inaccuracies prevent a higher score. Overall, the grammar is mostly accurate and does not impede understanding.

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