IELTS Free Online Writing Practice - Write an essay on the following Overfishing is one of the major threats to marine ecosystems.
IELTS.WORK Free Online Writing Practice # 1713046047
Task: Write an essay on the following topic:"Overfishing is one of the major threats to marine ecosystems."
Model Answer:
Overfishing has become a critical global concern, as it threatens the delicate balance of marine ecosystems worldwide. This issue not only endangers the survival of various marine species but also has far-reaching consequences on human livelihoods and the economy. In this essay, I will discuss the causes and impacts of overfishing and evaluate whether it is indeed the greatest threat to marine ecosystems.
The primary cause of overfishing is the rapid expansion of commercial fishing operations. The increasing demand for seafood in the global market has led to an escalation in fishing activities, with trawlers using advanced technologies such as GPS and echo sounders to locate fish stocks and deplete them efficiently. Additionally, illegal, unreported, and unregulated (IUU) fishing contributes significantly to the overfishing problem by evading sustainable management measures.
Overfishing has far-reaching consequences on marine ecosystems. The collapse of fish populations disrupts the food chain, leading to a decline in species biodiversity. For example, the depletion of apex predators such as sharks and tuna affects the balance between herbivorous and carnivorous species. Consequently, the number of phytoplankton, which forms the basis of the marine food chain, decreases, resulting in reduced oxygen production and increased carbon dioxide absorption. This imbalance further exacerbates the effects of climate change, such as ocean acidification and rising sea levels.
Moreover, overfishing has severe socio-economic implications. Depletion of fish stocks negatively impacts the livelihoods of millions of people who rely on fishing for their primary source of income. As fish populations shrink, the income generated from fishing declines, causing unemployment and poverty in coastal communities. Additionally, the reliance on fishmeal and oil as feed in aquaculture and the poultry and pig farming industries leads to an increased demand for wild-caught fish, further exacerbating overfishing.
While overfishing is a significant threat to marine ecosystems, it is not the sole issue at hand. Pollution, habitat destruction, and climate change contribute significantly to the degradation of marine environments. For example, plastic waste in oceans poses an existential threat to marine species, while coastal development disrupts nesting and breeding sites for various species.
In conclusion, overfishing is undeniably a critical problem that threatens marine ecosystems worldwide. However, it is essential to consider the multifaceted nature of this issue and address other environmental challenges such as pollution, habitat destruction, and climate change. Governments, fishing industries, and consumers must work together to implement sustainable fishing practices, reduce demand for seafood products, and conserve marine biodiversity for future generations.
Overall
Score:
Band 8.5
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