The charts shows air pollution levels by different causes among four countries in 2021. Summaries the information by selecting and reporting the main features, and make comparisons where relevant.

The bar graph compares air pollution

level

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levels

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by three factors, electricity generation, transport, and industry, in distinct countries for one year.

It is clear that

China showed the highest figures for all mentioned causes, comprising around 60, 70, and 80

PPM

respectively. In the case of Australia, the figures for all the

sectores

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sectors

were under 20

PPM

, which were the lowest numbers in transport and industry.

However

, electricity was the second lowest,

following

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followed

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by Japan.

Also

, Japan had relatively low numbers compared to America or China,

whereas

, in the industry sector, it was higher than America, accounting for slightly higher than 40

PPM

. In the USA, the category

which

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in which

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people produced the most pollution in the air was transportation. It amounted to around 58

PPM

which was the second highest across all the areas.

On the other hand

, the other two categories in the same country comprised 30

PPM

each. It was twice as low as the

tranport

Correct your spelling

transport

sector.