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

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IELTS Writing Task 2 Topic: The role of urban green spaces in improving air quality

Model Answer:

In recent years, the importance of urban green spaces has become increasingly evident as a means to combat air pollution and enhance the overall living environment within cities. This essay will explore the significant role that urban green spaces play in mitigating air pollution, as well as discuss the various ways in which these areas contribute to better air quality.

Urban green spaces can have a considerable impact on reducing air pollution levels by absorbing carbon dioxide and other harmful gases. Trees, plants, and other vegetation within urban green spaces are known to absorb pollutants through a process called phytoremediation, effectively cleaning the air and creating a healthier environment for both humans and wildlife. Additionally, these green areas can also help to reduce the urban heat island effect, as trees provide shade and evaporative cooling, which in turn lowers temperatures and reduces energy consumption from air conditioning systems, thereby indirectly reducing air pollution from these sources.

Moreover, the presence of urban green spaces encourages active lifestyles among city dwellers. As people engage in outdoor activities such as jogging, cycling, or simply strolling through parks and gardens, they reduce their reliance on motorized transportation. This leads to a decrease in emissions from vehicles, which are one of the major contributors to air pollution. Furthermore, green spaces can serve as buffer zones between busy roads and residential areas, reducing noise and air pollution levels caused by traffic congestion.

Lastly, urban green spaces also promote biodiversity within cities, fostering a balance between human settlements and the natural environment. This balance plays an essential role in maintaining ecological systems that help to naturally regulate air quality. For instance, insects, birds, and other small animals contribute to pollination processes, which indirectly support plant life and assist in the absorption of harmful gases.

In conclusion, urban green spaces have a significant impact on improving air quality within cities by absorbing pollutants, reducing energy consumption from air conditioning systems, encouraging active lifestyles, and promoting biodiversity. It is crucial for city planners to prioritize the creation and maintenance of these spaces in order to create healthier, more sustainable urban environments.

Score: Band 9 - The candidate demonstrates a comprehensive understanding of the topic. They provide detailed explanations, support their arguments with relevant evidence, and present a clear and well-structured argument.

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