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IELTS Free Online Writing Practice - Is deestation the biggest threat to biodiversity?

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Topic: "Is deforestation the biggest threat to biodiversity?"

Question: In what ways can deforestation be considered a significant threat to biodiversity, and do other factors also contribute to this decline in biodiversity?

Model Answer:

Deforestation is one of the most significant threats to biodiversity, as it directly impacts the habitats of numerous species and disrupts ecosystem balance. While deforestation undeniably plays a crucial role in the decline of biodiversity, other factors such as pollution, climate change, and human activities should not be overlooked.

Firstly, deforestation leads to habitat loss, forcing animals to adapt or perish. When a forest is cleared for agricultural purposes, many species that depend on the forest's resources for survival face the threat of extinction. Moreover, the loss of forests disrupts the balance of ecosystems, causing a ripple effect that can lead to the extinction of other species.

Secondly, deforestation contributes to climate change, which in turn affects biodiversity. Forests serve as carbon sinks, absorbing and storing carbon dioxide from the atmosphere. When these forests are destroyed, carbon dioxide is released back into the atmosphere, exacerbating global warming. The alteration of temperature and precipitation patterns due to climate change can lead to changes in species' distribution and ultimately impact their survival.

While deforestation is a considerable threat to biodiversity, it is not the sole factor contributing to this decline. For instance, pollution poses another significant challenge. Air, water, and soil pollution resulting from human activities can degrade habitats, disrupt food chains, and even cause direct mortality in certain species.

Furthermore, climate change, a byproduct of human activities, also contributes to the decline in biodiversity. As the Earth's temperature rises, extreme weather events become more frequent, causing disruptions in habitats and ecosystems. Additionally, rising sea levels due to melting polar ice caps can lead to habitat loss for coastal species.

In conclusion, deforestation is undoubtedly a significant threat to biodiversity; however, it is not the only factor contributing to this decline. Biodiversity is also affected by pollution, climate change, and various human activities. To mitigate these threats, concerted efforts must be made to protect ecosystems and reduce human impacts on the environment.

Score: Band 9

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