I nte r nati o nal e n g LI s h lan g uag e testi n g syste m

on the planet. As this phenomenon compounds with the tremendous amount of 

pollution already coming out of many western countries, a recipe for unshrinking 

levels of air pollution can be seen. Thus, demand for petrol vehicles among developing 

economies and resource wastage among developed economies can be concluded as 

today’s greatest causes of airborne pollutants.

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IELTS Academic Task 2: How to write at a band 9 level

67

Although damage caused by air pollution ramifies itself in many distressing ways, I 

feel the impact it has on human health is a top concern. For instance, it is estimated 

that a larger percentage of children have asthma today than ever before in human 

history. To make matters worse, scientists are now finding air pollution can cause