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IELTS Free Online Writing Practice - Is Ocean Acidification Reversible?Question In what ways can ocean acidification be mitigated or reversed, if at all, and what role does human intervention play in this process?

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Topic: "Is Ocean Acidification Reversible?"Question: In what ways can ocean acidification be mitigated or reversed, if at all, and what role does human intervention play in this process?

Model Answer:

Ocean acidification is a significant environmental issue caused by the absorption of carbon dioxide from the atmosphere into seawater. The resulting decrease in pH levels poses threats to marine ecosystems, coral reefs, and shell-forming organisms. This essay will discuss whether ocean acidification can be reversed or mitigated, focusing on human intervention as a crucial factor in addressing this problem.

Firstly, reducing greenhouse gas emissions is the most effective way to tackle ocean acidification. By lowering carbon dioxide levels in the atmosphere, the rate at which oceans absorb carbon dioxide will be significantly reduced. This can be achieved through various means, such as the promotion of renewable energy sources, increased energy efficiency, and the implementation of carbon capture and storage technologies.

Secondly, sustainable ocean management practices should be employed to protect marine ecosystems from further damage. This includes the establishment of Marine Protected Areas (MPAs) where fishing, tourism, and other human activities are regulated. Additionally, implementing strict regulations on pollutant discharge from industries near coastal areas can help reduce the levels of acidity in the ocean.

Lastly, research and development of innovative solutions for ocean alkalinization have shown promise in mitigating the effects of ocean acidification. For instance, injecting calcium carbonate or dolomite into the ocean can increase its pH levels. However, these methods are still at an experimental stage, and their long-term impacts on marine ecosystems need to be thoroughly evaluated before implementation.

In conclusion, while ocean acidification may not be entirely reversible due to the vast scale of the problem, human intervention holds great potential in mitigating its effects. Reducing greenhouse gas emissions, implementing sustainable ocean management practices, and exploring innovative solutions for alkalinization are all crucial steps towards protecting marine ecosystems from further damage.

Band Score: 9

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