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IELTS Free Online Writing Practice - Discuss the impact of air pollution on human health.

IELTS.WORK Free Online Writing Practice # 1710854724

Task 2 Writing Topic:"Discuss the impact of air pollution on human health."

Model Answer:

Air pollution has become a significant global concern due to its detrimental effects on human health. The primary sources of air pollution are industrial activities, vehicle emissions, and burning of fossil fuels. In this essay, I will explore the various ways in which air pollution negatively impacts human health, focusing on respiratory illnesses, cardiovascular diseases, and cognitive decline.

Firstly, air pollution is known to exacerbate respiratory conditions such as asthma and chronic obstructive pulmonary disease (COPD). Particulate matter, a common pollutant in urban areas, can penetrate deep into the lungs and cause inflammation, leading to reduced lung function and increased susceptibility to infections. Studies have also shown that exposure to air pollution increases the risk of developing asthma in children and worsens symptoms in those already affected.

Secondly, there is growing evidence linking air pollution to cardiovascular diseases. Fine particulate matter can enter the bloodstream and cause systemic inflammation, leading to the hardening of arteries and increased risk of heart attacks and strokes. Additionally, long-term exposure to high levels of air pollution has been associated with an elevated risk of hypertension and diabetes, further exacerbating the risk of cardiovascular diseases.

Lastly, cognitive decline is another area where air pollution impacts human health. A recent study suggested that exposure to traffic-related air pollutants, such as nitrogen dioxide (NO2) and particulate matter, may contribute to a decline in cognitive function and an increased risk of dementia. This is particularly concerning for the elderly population, who are more vulnerable to the effects of air pollution.

In conclusion, air pollution has far-reaching implications for human health, affecting not only respiratory systems but also the cardiovascular system and cognitive abilities. As societies continue to urbanize and industrialize, it is crucial that we implement effective policies and measures to reduce air pollution levels and mitigate its impact on public health.

Scoring according to IELTS scoring standards:

- Task Response: 9 (The candidate has fully addressed the topic, provided relevant examples, and discussed the issue from multiple perspectives.)
- Coherence and Cohesion: 8 (The essay is well organized, with a clear structure and logical progression of ideas. There are some minor errors in coherence and cohesion, but they do not detract significantly from understanding the essay's message.)
- Lexical Resource: 9 (The candidate demonstrates an extensive vocabulary range and uses a variety of complex sentence structures.)
- Grammar Range and Accuracy: 8.5 (There are very few or no grammatical errors, but some minor inaccuracies may be present.)

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