IELTS Writing Task 2: Air Pollution - Band 9.0 Sample with Full Breakdown

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The Prompt

Some people think that air pollution is the most serious environmental problem we are facing today. Others believe that there are more important issues, such as global warming or waste disposal. Discuss both views and give your opinion.

Model Answers

Band 6.0

The air pollution is a big problem in many countries. Some people say it is the most serious issue, but others think global warming or waste is worse. I agree that air pollution is very bad, but I think global warming is more important.

Air pollution is a serious problem because it makes people sick. In cities like Beijing, the air is very dirty and people wear masks. Factories and cars cause this problem. However, global warming is also very serious. The Earth is getting hotter and the ice is melting. This causes floods and storms. Many scientists say we need to stop using so much oil and gas.

In conclusion, air pollution is bad, but global warming is worse. We need to fix both problems, but global warming is more important because it affects the whole world.

Scoring Breakdown

• Task Response (TR): Presents a position but does not fully address both views. (Band 5.0)
• Coherence and Cohesion (CC): Ideas are somewhat organized but lack clear progression. (Band 5.5)
• Lexical Resource (LR): Limited range of vocabulary with some errors. (Band 5.0)
• Grammatical Range and Accuracy (GRA): Simple sentence structures with frequent errors. (Band 5.5)

Band 7.0

Air pollution is a significant environmental issue, but some argue that global warming and waste disposal are more pressing concerns. I believe that while air pollution is severe, global warming poses a greater threat to our planet.

Air pollution is undoubtedly a critical issue. In urban areas, smog and toxic emissions from vehicles and industries have led to respiratory diseases and reduced life expectancy. For instance, Delhi, India, frequently experiences hazardous air quality levels. However, global warming is an even more alarming problem. The increase in global temperatures has led to extreme weather events, rising sea levels, and the loss of biodiversity. The Intergovernmental Panel on Climate Change (IPCC) has warned that if we do not take immediate action, the consequences will be catastrophic.

On the other hand, waste disposal is also a growing concern. Landfills are overflowing, and plastic pollution is choking our oceans. However, compared to the irreversible damage caused by global warming, waste management, while important, is less urgent.

In conclusion, while air pollution is a serious issue, global warming is the most pressing environmental challenge we face today. Immediate and concerted efforts are required to mitigate its effects.

Scoring Breakdown

• Task Response (TR): Presents a clear position and addresses both views. (Band 7.0)
• Coherence and Cohesion (CC): Ideas are logically organized with clear progression. (Band 7.0)
• Lexical Resource (LR): Adequate range of vocabulary with some less common lexical items. (Band 7.0)
• Grammatical Range and Accuracy (GRA): Uses a mix of simple and complex sentence structures with some errors. (Band 7.0)

Band 8.0

The debate surrounding the most pressing environmental issue—air pollution, global warming, or waste disposal—is contentious. While air pollution is undeniably severe, I contend that global warming is the most critical challenge we face.

Air pollution is a pervasive problem, particularly in industrialized nations. The World Health Organization (WHO) estimates that ambient air pollution accounts for approximately 4.2 million deaths per year due to stroke, heart disease, lung cancer, and chronic respiratory diseases. The burning of fossil fuels, vehicular emissions, and industrial activities are primary contributors to this crisis. For example, Los Angeles has long struggled with smog, prompting stringent regulations to curb emissions.

However, global warming is an even more formidable threat. The relentless rise in global temperatures is causing glaciers to melt, leading to rising sea levels and the displacement of coastal communities. The IPCC projects that if current trends continue, global temperatures could rise by 1.5°C between 2030 and 2052, with devastating consequences. The frequency and intensity of natural disasters, such as hurricanes and wildfires, are also on the rise, exacerbating the crisis.

Waste disposal, while significant, is a more manageable issue. Innovations in recycling technologies and waste-to-energy plants have made substantial progress in mitigating this problem. Nevertheless, the irreversible damage caused by global warming necessitates immediate and sustained action.

In conclusion, while air pollution and waste disposal are critical issues, global warming is the most pressing environmental challenge. Urgent and coordinated global efforts are essential to mitigate its effects and secure a sustainable future.

Scoring Breakdown

• Task Response (TR): Presents a clear and supported position with a thorough discussion of both views. (Band 8.0)
• Coherence and Cohesion (CC): Ideas are logically organized with clear progression and effective use of cohesive devices. (Band 8.0)
• Lexical Resource (LR): Uses a wide range of vocabulary with flexibility and precision. (Band 8.0)
• Grammatical Range and Accuracy (GRA): Uses a mix of simple and complex sentence structures with minimal errors. (Band 8.0)

Band 9.0

The escalating debate on the most critical environmental issue—air pollution, global warming, or waste disposal—demands a nuanced analysis. While air pollution is a grave concern, I posit that global warming is the most existential threat we confront.

Air pollution is a pervasive and insidious problem, particularly in urban centers. The WHO reports that ambient air pollution accounts for approximately 4.2 million deaths annually, with particulate matter (PM2.5) being a primary culprit. The combustion of fossil fuels, vehicular emissions, and industrial activities contribute significantly to this crisis. For instance, Beijing's air quality index frequently exceeds hazardous levels, prompting the implementation of stringent emission controls and the promotion of electric vehicles.

However, global warming is an even more formidable and existential threat. The relentless rise in global temperatures is causing glaciers to melt, leading to rising sea levels and the displacement of coastal communities. The IPCC projects that if current trends continue, global temperatures could rise by 1.5°C between 2030 and 2052, triggering a cascade of catastrophic events. The frequency and intensity of natural disasters, such as hurricanes, wildfires, and droughts, are also on the rise, exacerbating the crisis. The economic and social costs of inaction are staggering, with the World Bank estimating that climate-related disasters could push an additional 100 million people into poverty by 2030.

Waste disposal, while significant, is a more manageable issue. Innovations in recycling technologies, waste-to-energy plants, and circular economy models have made substantial progress in mitigating this problem. Nevertheless, the irreversible damage caused by global warming necessitates immediate and sustained action.

In conclusion, while air pollution and waste disposal are critical issues, global warming is the most pressing environmental challenge. Urgent and coordinated global efforts, including the adoption of renewable energy sources, the implementation of carbon pricing mechanisms, and the promotion of sustainable practices, are essential to mitigate its effects and secure a sustainable future.

Scoring Breakdown

• Task Response (TR): Presents a clear, supported position with a thorough discussion of both views and a nuanced analysis. (Band 9.0)
• Coherence and Cohesion (CC): Ideas are logically organized with clear progression and effective use of cohesive devices. (Band 9.0)
• Lexical Resource (LR): Uses a wide range of vocabulary with flexibility and precision, including less common lexical items. (Band 9.0)
• Grammatical Range and Accuracy (GRA): Uses a mix of simple and complex sentence structures with minimal errors. (Band 9.0)

Vocabulary Highlights

1. Pervasive: Widespread; prevalent.

• Example: Air pollution is a pervasive problem in many cities.

1. Insidious: Proceeding in a gradual, subtle way, but with harmful effects.

• Example: The insidious effects of air pollution on health are often overlooked.

1. Culprit: A person or thing responsible for a harmful situation or event.

• Example: Particulate matter (PM2.5) is a primary culprit in air pollution.

1. Combustion: The process of burning something.

• Example: The combustion of fossil fuels contributes to air pollution.

1. Stringent: Strict; rigorous.

• Example: Stringent emission controls have been implemented in many cities.

1. Existential: Relating to existence.

• Example: Global warming is an existential threat to our planet.

1. Relentless: Unceasing; persistent.

• Example: The relentless rise in global temperatures is causing severe climate changes.

1. Cascade: A sudden, dramatic event or process.

• Example: The rise in global temperatures could trigger a cascade of catastrophic events.

1. Exacerbating: Making a problem, bad situation, or negative feeling worse.

• Example: The frequency and intensity of natural disasters are exacerbating the crisis.

1. Staggering: Shockingly large; overwhelming.

• Example: The economic and social costs of inaction are staggering.

1. Mitigating: Making less severe, serious, or painful.

• Example: Innovations in recycling technologies are mitigating the waste disposal problem.

1. Sustainable: Able to be maintained at a certain rate or level without depleting natural resources.

• Example: Sustainable practices are essential for a secure future.

1. Renewable: Able to be replaced or replenished.

• Example: The adoption of renewable energy sources is crucial for mitigating global warming.

1. Mechanisms: Processes or systems designed to achieve a particular result.

• Example: Carbon pricing mechanisms are essential for reducing emissions.

1. Promotion: The act of furthering the progress of something.

• Example: The promotion of electric vehicles is helping to reduce air pollution.

1. Displacement: The action of moving something from its usual position or place.

• Example: Rising sea levels are causing the displacement of coastal communities.

1. Biodiversity: The variety of plant and animal life in a particular habitat or ecosystem.

• Example: Global warming is leading to a loss of biodiversity.

1. Catastrophic: Involving or causing sudden great damage or suffering.

• Example: The consequences of global warming could be catastrophic.

1. Innovations: New ideas, methods, or devices.

• Example: Innovations in recycling technologies are helping to mitigate waste disposal issues.

1. Circular economy: An economic system aimed at eliminating waste and the continual use of resources.

• Example: Circular economy models are essential for sustainable waste management.

Common Mistakes

1. Lack of Clear Position: Failing to present a clear stance on the issue can result in a lower score for Task Response.

1. Inadequate Discussion of Both Views: Not addressing both sides of the argument can limit the depth of the response.

1. Poor Vocabulary Choices: Using limited or repetitive vocabulary can negatively impact the Lexical Resource score.

1. Grammatical Errors: Frequent grammatical mistakes can lower the Grammatical Range and Accuracy score.

1. Lack of Cohesion: Poor organization and lack of clear progression can affect the Coherence and Cohesion score.

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