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IELTS Free Online Writing Practice - Is climate change the greatest existential threat facing humanity?

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Writing Task 2 Topic: "Is climate change the greatest existential threat facing humanity?"

Model Answer:

In recent years, the world has witnessed an alarming increase in the frequency of natural disasters such as hurricanes, floods, and droughts. This phenomenon is largely attributed to climate change, a critical issue that could potentially pose the greatest existential threat to humanity. This essay will discuss the reasons behind this assertion and analyze whether any other threats may outweigh the consequences of climate change.

One of the most significant consequences of climate change is the rising sea levels, which threaten coastal cities and low-lying regions. For instance, cities like Miami in the United States and Jakarta in Indonesia are at risk of being submerged due to rising ocean levels. Furthermore, the intensification of extreme weather events, such as hurricanes and typhoons, has become a major concern for nations situated along the coasts. These catastrophic occurrences not only result in massive property damage but also claim thousands of lives each year.

Another severe impact of climate change is its effect on agriculture. As temperatures continue to rise, droughts and heatwaves become more frequent, causing crop failures and food shortages. This leads to a decrease in global food production, which can result in widespread famine and malnutrition. Moreover, the alteration in weather patterns disrupts the natural ecosystems, threatening the survival of numerous species and endangering biodiversity. The loss of these species may lead to the collapse of entire ecosystems, ultimately affecting human survival.

While climate change poses a significant threat to humanity, there are other existential threats that should not be overlooked. For instance, the proliferation of nuclear weapons and the possibility of a catastrophic war could annihilate the human race within a matter of hours. Additionally, the rapid advancements in artificial intelligence and biotechnology may lead to unforeseen consequences, such as the creation of autonomous weapons systems or the manipulation of human genetic code, which could have irreversible effects on humanity.

In conclusion, while climate change is undeniably a pressing concern that demands immediate action, it may not be considered the sole greatest existential threat facing humanity. Other threats such as nuclear war and technological advancements pose equally significant risks to our existence. It is crucial for governments and international organizations to collaborate in addressing these challenges and ensuring the survival of our species.

Score: Band 9.0

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