IELTS Free Online Writing Practice - Is deestation the biggest threat to biodiversity?
IELTS.WORK Free Online Writing Practice # 1713402959
Task 2 Topic:"Is deforestation the biggest threat to biodiversity?"
Model Answer:
Deforestation is undoubtedly a significant factor contributing to the loss of biodiversity, but it may not be the most critical one. While deforestation has led to habitat destruction and fragmentation, resulting in species extinction or endangerment, other human activities such as pollution, climate change, and unsustainable development also have devastating impacts on ecosystems and species survival.
Firstly, deforestation leads to habitat loss, which is a primary reason for the decline in biodiversity. Forests are home to millions of species, and their disappearance due to deforestation threatens the very existence of these organisms. For example, the Amazon rainforest, known as the "lungs of the Earth," is a hotspot of biodiversity that has experienced significant deforestation in recent years. This loss of habitat alters ecosystems and disrupts the balance between species, ultimately leading to their decline or disappearance.
Secondly, deforestation also contributes to habitat fragmentation, which further threatens biodiversity. As forests are cleared, isolated patches of remaining forest become isolated "islands" surrounded by human settlements or agricultural lands. This fragmentation disrupts the movement and migration patterns of species, affecting their ability to find food, shelter, and mates. Consequently, this leads to a decline in population numbers and genetic diversity within these isolated habitats.
However, it is essential to recognize that deforestation may not be the most significant threat to biodiversity. Pollution, both air and water, poses a severe risk to ecosystems and species survival. For instance, the introduction of harmful substances into an environment can lead to the contamination of food sources, reproductive issues, or even death among affected organisms.
Moreover, climate change, driven by human activities such as burning fossil fuels, deforestation itself, and greenhouse gas emissions, poses a severe threat to biodiversity. As temperatures rise and weather patterns shift, habitats are altered, and species must adapt or face extinction. For example, rising ocean temperatures have led to coral bleaching events, which are responsible for massive losses in marine biodiversity.
Lastly, unsustainable development practices, such as the construction of dams, roads, or urban sprawl, contribute significantly to habitat destruction and fragmentation, threatening biodiversity. The Three Gorges Dam in China, for instance, has led to the loss of essential habitats for numerous species along the Yangtze River, causing their decline or extinction.
In conclusion, while deforestation is undoubtedly a significant factor contributing to the loss of biodiversity, it may not be the most critical one. Other human activities such as pollution, climate change, and unsustainable development also have devastating impacts on ecosystems and species survival. To protect biodiversity, concerted efforts must be made to address these interrelated threats and promote sustainable practices that minimize harm to our planet's rich and diverse life forms.
Score according to IELTS scoring standards:
Task Response:
9 (Excellent) - The candidate demonstrates a comprehensive understanding of the topic, addressing all aspects of it in a thorough manner. The response is clear and well-structured, with coherent arguments presented effectively.
Coherence and Cohesion:
9 (Excellent) - The essay is logically organized, with a strong introduction, body paragraphs that develop each argument, and a conclusion that summarizes the main points. Transitions between ideas are seamless and help guide the reader through the essay.
Lexical Resource:
8.5 (Excellent) - The candidate uses a wide range of vocabulary, with many higher-level words and phrases appropriate to the topic. Sentences are varied in length and structure, contributing to a sophisticated tone throughout the essay.
Grammatical Range and Accuracy:
9 (Excellent) - The essay is almost entirely free from grammatical errors. Complex sentences and a diverse range of grammatical structures are used effectively to convey ideas clearly and precisely.
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