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IELTS Free Online Writing Practice - The Impact of Air Pollution on Human Health

IELTS.WORK Free Online Writing Practice # 1710672016

Topic: The Impact of Air Pollution on Human Health

Question: "Discuss the impact of air pollution on human health, considering both short-term and long-term effects."

Model Answer:

Air pollution has become a major concern worldwide due to its significant impact on human health. This essay will discuss the effects of air pollution on human health, focusing on both short-term and long-term consequences.

In the short term, exposure to high levels of air pollutants can lead to various respiratory problems. For instance, pollutants such as particulate matter (PM) and nitrogen dioxide (NO2) can cause irritation in the eyes, nose, and throat, leading to symptoms like sneezing, coughing, and wheezing. Moreover, people with pre-existing respiratory conditions such as asthma or chronic obstructive pulmonary disease (COPD) are more susceptible to these acute reactions, experiencing exacerbated symptoms and potential hospitalization.

On the other hand, long-term exposure to air pollutants can result in serious health complications. Research has shown a strong correlation between high levels of air pollution and an increased risk of cardiovascular diseases, such as heart attacks and strokes. Pollutants like ozone (O3) and sulfur dioxide (SO2) can lead to the formation of secondary pollutants, including fine particulate matter (PM2.5), which can infiltrate deep into the lungs and even enter the bloodstream. This may cause inflammation and oxidative stress, contributing to the development of atherosclerosis and other cardiovascular diseases.

Furthermore, long-term exposure to air pollution has been associated with an increased risk of lung cancer. A study conducted in Italy showed that individuals exposed to higher levels of air pollutants had a 20% increased risk of developing lung cancer compared to those living in cleaner environments. Additionally, air pollution can exacerbate pre-existing health conditions such as diabetes, autism, and even dementia.

In conclusion, the impact of air pollution on human health is significant and multifaceted. While short-term exposure can lead to acute respiratory issues, long-term exposure can result in serious chronic diseases such as cardiovascular disorders, lung cancer, and exacerbation of pre-existing conditions. As such, it is crucial for governments and organizations worldwide to implement policies aimed at reducing air pollution to protect public health.

Band Score: 9.0 (The essay presents a clear argument, demonstrates a comprehensive understanding of the topic, and provides relevant evidence from reliable sources. The writer uses appropriate cohesive devices and displays effective organization throughout the text.)

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