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IELTS Free Online Writing Practice - Write an essay on the Is overfishing the greatest threat to marine ecosystems?. Your essay must be written in approximately 400 words and should present a balanced argument. You may use notes to help you, but ensure that your essay is not merely a collection of notes or a summary of inmation. Remember to concentrate on one main idea and support it with relevant reasons and examples.

IELTS.WORK Free Online Writing Practice # 1711579530

Task: Write an essay on the topic "Is overfishing the greatest threat to marine ecosystems?". Your essay must be written in approximately 400 words and should present a balanced argument. You may use notes to help you, but ensure that your essay is not merely a collection of notes or a summary of information. Remember to concentrate on one main idea and support it with relevant reasons and examples.

Here is a model answer for the given topic:

Overfishing, along with other human activities such as pollution and habitat destruction, are significant threats to marine ecosystems. While overfishing undoubtedly has a profound impact on marine life, it may not be the sole or even the greatest threat to these ecosystems. To determine whether overfishing is the most significant threat to marine ecosystems, we must consider other contributing factors and analyze their respective effects.

Overfishing occurs when more fish are caught than can be replaced by reproduction. This leads to a depletion of fish stocks, which in turn disrupts the balance of marine ecosystems. Overfishing not only reduces the availability of food for other marine species but also affects the population dynamics and distribution of various fish species. Furthermore, it may lead to the collapse of entire marine food chains if left unchecked.

However, overfishing is not the sole threat to marine ecosystems. Marine pollution, primarily caused by the discharge of industrial and agricultural waste into oceans, has a severe impact on marine life. Pollutants such as heavy metals, pesticides, and plastics can bioaccumulate in marine organisms, causing detrimental effects on their health and reproductive capabilities. Additionally, pollution can lead to the death of coral reefs, which serve as essential habitats for a multitude of marine species.

Habitat destruction is another significant threat to marine ecosystems. Activities such as coastal construction, dredging, and bottom trawling can irreversibly damage or destroy vital marine habitats like coral reefs and seagrass beds. These habitats provide essential breeding, feeding, and sheltering grounds for a diverse range of marine species. Loss of these habitats not only affects the affected species but also disrupts the intricate balance within marine ecosystems.

In conclusion, while overfishing is undoubtedly a critical threat to marine ecosystems, it may not be the greatest one. Marine pollution and habitat destruction are equally significant factors that contribute to the decline of marine biodiversity. Addressing these threats requires concerted efforts from governments, industries, and individuals worldwide. By implementing sustainable fishing practices, reducing pollutant discharge, and preserving critical marine habitats, we can mitigate the impact of human activities on marine ecosystems and ensure their survival for future generations.

Score: Band 8.5

The essay presents a well-structured argument that explores the various factors threatening marine ecosystems, including overfishing, pollution, and habitat destruction. The essay provides relevant examples and reasons to support its claims and concludes with potential solutions to mitigate these threats. The essay demonstrates a high level of control of language, coherence, and cohesion, as well as an understanding of the perspectives related to the topic.

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