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

IELTS.WORK Free Online Writing Practice # 1710879628

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

Model Answer:

Air pollution has become a significant global concern due to its harmful effects on human health. Various studies have demonstrated that exposure to polluted air can lead to a range of illnesses and health issues, affecting both the short-term and long-term well-being of individuals. This essay will discuss the impact of air pollution on human health, focusing on respiratory problems, cardiovascular diseases, and cognitive decline.

Firstly, respiratory problems are one of the most common health consequences of air pollution. Pollutants such as particulate matter (PM), nitrogen dioxide (NO₂), and sulfur dioxide (SO₂) can irritate and damage lung tissues, leading to inflammation and reduced lung function. Furthermore, these pollutants can exacerbate pre-existing respiratory conditions like asthma, bronchitis, and chronic obstructive pulmonary disease (COPD). As a result, individuals exposed to high levels of air pollution face an increased risk of developing or experiencing worsened respiratory symptoms.

Secondly, air pollution is also linked to cardiovascular diseases. Studies have shown that pollutants can infiltrate the bloodstream and cause inflammation and oxidative stress in the circulatory system. These factors contribute to a higher risk of developing heart disease, hypertension, and stroke. Additionally, some research suggests that exposure to air pollution may accelerate the hardening and narrowing of arteries, which can further exacerbate cardiovascular health issues.

Lastly, cognitive decline is another area where air pollution takes a toll on human health. Numerous studies have demonstrated that individuals exposed to higher levels of air pollution experience a decline in cognitive function, memory, and overall brain health. This decline can lead to reduced academic performance, decreased work productivity, and an increased risk of dementia in older adults.

In conclusion, air pollution has far-reaching consequences on human health, with respiratory problems, cardiovascular diseases, and cognitive decline being among the most significant impacts. As a result, it is crucial for governments and societies to implement effective strategies to reduce air pollution levels and protect public health.

Score (based on IELTS scoring standards):

- Task Response: 9 (The essay addresses all aspects of the topic and provides relevant evidence to support the arguments.)
- Coherence and Cohesion: 8.5 (The essay is well-structured, with a clear introduction, body paragraphs that focus on different health impacts, and a conclusion that summarizes the main points.)
- Lexical Resource: 8.5 (The essay uses a wide range of vocabulary to describe the various health impacts of air pollution, although some less common terms may require clarification for non-native speakers.)
- Grammatical Range and Accuracy: 9 (The essay demonstrates a high level of grammatical accuracy and complexity, with only minor errors present.)

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