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IELTS Free Online Writing Practice - Is nuclear energy a viable solution to climate change?

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Task 2 Topic:"Is nuclear energy a viable solution to climate change?"

Model Answer:

In recent years, the global community has become increasingly concerned about the effects of climate change, leading to a search for sustainable and efficient energy sources. Among these, nuclear energy has emerged as a potential solution. However, the viability of nuclear energy as a response to climate change is subject to debate. This essay will examine both the advantages and disadvantages of nuclear energy, before drawing a conclusion on its suitability as a climate change remedy.

On one hand, nuclear energy offers several benefits that make it seem like an attractive option for combatting climate change. Firstly, it is a low-carbon energy source. Unlike fossil fuels, which produce greenhouse gases such as carbon dioxide and methane, nuclear power plants emit minimal greenhouse gases, making them environmentally friendly. Additionally, nuclear energy has the potential to generate large amounts of electricity, which can help meet the growing global demand for energy without exacerbating climate change.

Moreover, nuclear energy is not dependent on weather conditions or natural resources, unlike renewable energy sources such as solar and wind power. This means that it can provide a consistent and reliable source of electricity, reducing the need for fossil fuel-based power plants. Furthermore, nuclear energy has the potential to be cost-effective in the long run, as the price of uranium, the primary fuel for nuclear reactors, is relatively stable compared to the fluctuating prices of fossil fuels.

On the other hand, there are several significant challenges associated with nuclear energy that must be considered. One of the most pressing concerns is the issue of radioactive waste management. The by-products of nuclear reactions produce highly radioactive waste that can remain hazardous for thousands of years if not properly managed. Currently, there is no universally accepted method for disposing of this waste in a safe and environmentally responsible manner, which poses a significant risk to both human health and the environment.

Another major drawback of nuclear energy is the potential for accidents and the resulting catastrophic consequences. The disastrous incidents at Chernobyl and Fukushima serve as stark reminders of the devastating effects that can result from nuclear power plant malfunctions. While advancements in technology and safety measures have been made, the risk of another major accident cannot be completely ruled out.

In conclusion, while nuclear energy offers a low-carbon and consistent source of electricity that could potentially mitigate the impacts of climate change, its long-term sustainability is questionable due to the challenges associated with radioactive waste management and the possibility of accidents. Therefore, a diverse portfolio of energy sources, including renewables such as solar, wind, and hydroelectric power, should be prioritized in order to effectively address climate change.

Scoring:

- Task Response: 9 (The response completely addresses the question and demonstrates a thorough understanding of the topic.)
- Coherence and Cohesion: 9 (The essay is well-structured, logically organized, and demonstrates good coherence and cohesion throughout.)
- Lexical Resource: 8 (Vocabulary is mostly appropriate and accurate, with some advanced and less common words used effectively to convey meaning.)
- Grammatical Range and Accuracy: 9 (The grammar is largely accurate and sophisticated, with few errors or instances of inappropriate structures.)
- Presentation of ideas: 8 (The essay presents a clear and well-reasoned argument, with relevant evidence and examples used to support each point.)

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