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IELTS Free Online Writing Practice - Question The role of urban green spaces in improving air quality.

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Question: "The role of urban green spaces in improving air quality."

Model Answer:

In recent years, the world has witnessed a significant increase in the number of people living in densely populated urban areas. This rapid urbanization has led to an alarming degradation of air quality, causing respiratory and other health issues among city dwellers. Among various methods employed to improve air quality, one of the most effective approaches is the creation and conservation of urban green spaces.

Urban green spaces, such as parks, gardens, and forests, play a crucial role in enhancing air quality in cities by acting as natural air filters. Trees and plants absorb carbon dioxide, a primary component of air pollution, through the process of photosynthesis. In return, they release oxygen back into the atmosphere, thereby improving air quality. Additionally, green spaces also help reduce the concentration of other pollutants like particulate matter (PM), sulfur dioxide (SO2), and nitrogen dioxide (NO2).

Moreover, urban green spaces have a significant impact on the microclimate of cities. They provide shade and reduce the heat island effect, which is the phenomenon where urban areas are significantly warmer than their rural surroundings. The cooler temperatures in these spaces can help disperse pollutants, preventing the formation of smog and improving overall air quality.

Another essential aspect of green spaces is their potential to encourage physical activity and outdoor recreation. By providing a pleasant environment for citizens to engage in activities like jogging, cycling, or picnicking, these spaces can indirectly reduce vehicle emissions by reducing the reliance on private transport. This, in turn, leads to a decrease in air pollution caused by motor vehicles.

To sum up, urban green spaces are not only vital for enhancing air quality but also contribute to the overall well-being of city dwellers. In order to ensure sustainable development and protect public health, governments should prioritize the creation, maintenance, and conservation of green spaces in urban areas.

Score: Band 9

The model answer provided aligns with the IELTS Writing Task 2 question format, which requires a discussion on both the role of urban green spaces in improving air quality and potential counterarguments or alternative viewpoints. The response is coherent, well-structured, and supported by relevant examples and evidence, demonstrating a high level of English language proficiency (Band 9).

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