IELTS Free Online Writing Practice - Is ocean acidification reversible?In this task, you are expected to take a position on whether ocean acidification is reversible or not, supported by relevant arguments and examples. It\'s important to consider both the potential ways in which the issue could be addressed and the challenges that would need to be overcome to achieve a solution. You should ensure that your response aligns with the scoring standards .
IELTS.WORK Free Online Writing Practice # 1710854254
Task 2: "Is ocean acidification reversible?"In this task, you are expected to take a position on whether ocean acidification is reversible or not, supported by relevant arguments and examples. It's important to consider both the potential ways in which the issue could be addressed and the challenges that would need to be overcome to achieve a solution. You should ensure that your response aligns with the IELTS scoring standards for Task 2.
Model Answer:
Ocean acidification, a phenomenon resulting from the increased absorption of carbon dioxide (CO₂) in seawater, has raised significant concerns regarding its long-term consequences on marine ecosystems and global climate. To determine whether ocean acidification is reversible or not, it is essential to analyze various factors that contribute to this process and evaluate potential solutions to mitigate its effects.
On one hand, it can be argued that ocean acidification is indeed reversible if the primary cause, the rising levels of atmospheric CO₂, can be addressed. Reducing greenhouse gas emissions through global efforts in transitioning to renewable energy sources and implementing energy-efficient practices could help decrease the amount of CO₂ absorbed by oceans. Additionally, carbon capture and storage technologies, such as direct air capture and bioenergy with carbon capture and storage (BECCS), have shown promise in removing excess CO₂ from the atmosphere. If these measures are effectively implemented on a global scale, ocean acidification levels may gradually decrease over time.
However, there are several challenges that need to be overcome to consider ocean acidification reversible. Firstly, the rate at which human activities contribute to rising CO₂ levels is currently much faster than the rate at which natural processes can neutralize or absorb excess CO₂. This disparity increases the likelihood of irreversible damage to marine ecosystems and accelerates the overall acidification process.
Secondly, the ocean's capacity to absorb CO₂ is finite, and once the saturation point has been reached, any additional absorption will no longer contribute to reducing acidification levels. At this stage, even if emissions are significantly reduced, the excess CO₂ in the atmosphere would still continue to cause harm to marine life and ecosystems.
Lastly, ocean acidification also interacts with other environmental issues such as ocean warming and deoxygenation, which may exacerbate its effects and create a more complex problem that is difficult to address solely through emission reductions.
In conclusion, while it is theoretically possible to reverse ocean acidification if the primary cause, rising levels of atmospheric CO₂, can be effectively addressed, there are significant challenges and uncertainties involved in this process. The potential for irreversible damage to marine ecosystems and the complex interactions with other environmental issues make it difficult to assert that ocean acidification is entirely reversible.
Band Score: Based on the IELTS scoring standards, this response demonstrates a high level of coherence and cohesion in presenting arguments and examples. The essay structure is clear, and the conclusion effectively summarizes the main points. This answer would likely receive a band score of
7 or
8 for Task Response, Coherence and Cohesion, and Lexical Resource, while the accuracy of grammar and vocabulary may warrant a band score of
6 or
7 for Grammatical Range and Accuracy and Vocabulary.
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