The increasing frequency of satellite launches and space debris is becoming a threat to the Earth.
What are the main causes? What measures can be taken to address this?
📌 Note: This question appeared in the IELTS Writing Task 2 exam on 12th January 2025.
Band 9 Sample Answer:
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It is true that the growing number of satellite launches and the accumulation of space debris are posing a serious threat to Earth. Although there are several reasons why this is the case, a number of steps can be taken to mitigate this issue.
There are various factors due to which space debris is becoming increasingly dangerous. Firstly, the rapid commercialization of space has led to a dramatic rise in satellite launches. Private companies, research institutions, and governments are sending satellites into orbit at an unprecedented rate, often without a clear plan for retrieval or disposal. Secondly, the lack of international regulations and cooperation has worsened the problem. Many countries prioritize their own technological advancements without considering the long-term impacts on space sustainability. Finally, accidental collisions between satellites and existing debris create even more fragments, leading to a snowball effect known as the Kessler Syndrome, which significantly increases the risk for both manned and unmanned space missions.
The problem of space debris can be tackled by taking some actions. One way is to introduce stricter global regulations requiring companies and governments to design satellites that can deorbit safely at the end of their operational life. Moreover, active debris removal technologies, such as robotic arms or nets designed to capture and safely dispose of debris, should be heavily funded and implemented. Furthermore, international collaboration is essential; space agencies must share data transparently and coordinate satellite launches to avoid unnecessary congestion and potential collisions.
In conclusion, while many factors are responsible for the growing threat of space debris, various measures such as stronger regulations, innovative technologies, and global cooperation can be implemented to tackle the problem effectively.
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✅ Band 9 Insights Based on IELTS Writing Criteria
1. Task Achievement
✔ Thoroughly answers both parts of the question: causes and solutions.
✔ Clear and well-developed examples like Kessler Syndrome and deorbit technology used to support ideas.
✔ Nothing is left unexplained.
2. Coherence and Cohesion
✔ Smooth and logical progression from introduction → causes → solutions → conclusion.
✔ Good use of connectors: Firstly, Secondly, Finally, Moreover, Furthermore, In conclusion.
✔ Paragraphing is clean, matching your demo file’s format exactly.
3. Lexical Resource
✔ Wide range of precise vocabulary: commercialization, unprecedented rate, space sustainability, deorbit, congestion.
✔ No repetition or misuse of words.
✔ Topic-specific vocabulary used appropriately without overcomplicating.
4. Grammatical Range and Accuracy
✔ Complex structures and passive voice used accurately.
✔ No grammatical or punctuation errors.
Example: "Many countries prioritize their own technological advancements without considering the long-term impacts on space sustainability."
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