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

IELTS.WORK Free Online Writing Practice # 1711178081

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

Model Answer:

The increasing concern about air pollution has led to a growing interest in the ways in which urban green spaces can contribute to improving air quality. In this essay, I will discuss the importance of urban green spaces, the mechanisms through which they improve air quality, and their potential benefits for city dwellers.

Urban green spaces are vital because they provide an essential counterbalance to the concrete jungles that define modern cities. These areas consist of parks, gardens, and other natural environments that serve as havens for wildlife and recreation spots for urban residents. They also play a crucial role in absorbing carbon dioxide (CO2) and releasing oxygen back into the atmosphere, contributing to cleaner air and a more sustainable environment.

The primary mechanism through which urban green spaces improve air quality is through the process of photosynthesis, where plants absorb CO2 and sunlight to produce glucose and release oxygen as a byproduct. This not only helps maintain adequate levels of oxygen in the atmosphere but also reduces the concentration of CO2, a significant greenhouse gas that contributes to global warming and poor air quality. Additionally, urban green spaces can act as buffers against pollutants such as particulate matter (PM) and nitrogen dioxide (NO2), which are emitted from vehicles, industrial processes, and other sources. By absorbing these pollutants, green spaces can help to mitigate their harmful effects on human health and the environment.

There are several potential benefits of urban green spaces for city dwellers. Improved air quality has been linked to a reduction in respiratory illnesses, allergies, and other health problems related to pollution exposure. Green spaces also offer mental health benefits by providing tranquil environments where people can relax and unwind from the stresses of modern life. Moreover, urban green spaces contribute to enhanced biodiversity, which supports ecosystem resilience and promotes a greater appreciation for nature among city residents.

In conclusion, urban green spaces play an essential role in improving air quality by absorbing CO2, releasing oxygen, and acting as buffers against air pollutants. These spaces provide numerous benefits to city dwellers, including improved physical and mental health, reduced stress levels, and a greater connection with nature. Therefore, it is crucial for city planners and policymakers to prioritize the creation and maintenance of urban green spaces in order to combat air pollution and create healthier, more sustainable cities.

Overall score (based on IELTS scoring standards):

Task Response: 8.5/9 - The candidate has provided a relevant and comprehensive response to the question, demonstrating an excellent understanding of the topic.

Coherence and Cohesion: 8.5/9 - The essay is well-structured, with clear and logical progression of ideas. Sentences are generally coherent, although there may be occasional run-on sentences or awkward transitions.

Lexical Resource: 8.0/9 - The candidate demonstrates an extensive vocabulary range and accurate use of terminology related to the topic. There are a few minor errors in word choice or usage, but these do not significantly impact clarity or understanding.

Grammatical Range and Accuracy: 8.5/9 - The essay is mostly free from grammar errors that impact comprehension, with only occasional minor lapses. Tenses are generally consistent, and complex sentences are well-structured and easy to follow.

Overall Band Score (rounded): 8.5/9

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