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

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IELTS Writing Task 2 Topic:"Is geoengineering a viable solution to climate change?"

Model Answer:

Geoengineering, also known as climate engineering, has emerged as a potential method to combat the adverse effects of climate change. This approach proposes large-scale intervention in the Earth's natural systems to mitigate global warming. However, the question remains whether geoengineering is a viable solution to climate change or not. In this essay, we will analyze the pros and cons of geoengineering and assess its viability as a solution to the ongoing climate crisis.

On one hand, there are several advantages to geoengineering that make it an attractive option for tackling climate change. Firstly, geoengineering techniques, such as carbon capture and storage (CCS) or solar radiation management (SRM), have the potential to reduce the concentration of greenhouse gases in the atmosphere and limit global temperature increases. This can help in preventing the most catastrophic impacts of climate change, such as rising sea levels, extreme weather events, and loss of biodiversity. Secondly, geoengineering interventions may be relatively quick to implement compared to reducing greenhouse gas emissions through policy changes or technological advancements. Thirdly, it can potentially reduce the economic costs associated with adapting to climate change, as the need for expensive infrastructure to protect against extreme weather events and sea-level rise could be minimized.

On the other hand, there are several drawbacks to geoengineering that may limit its viability as a solution to climate change. One of the primary concerns is the potential for unintended consequences due to the complexity and unpredictability of Earth's climate system. For instance, SRM could lead to regional disparities in temperature and precipitation patterns, exacerbating existing social, economic, and environmental inequalities. Moreover, CCS may not be effective if carbon dioxide is stored too deep underground or in areas with high seismic activity. Furthermore, geoengineering projects are likely to face strong opposition from the international community due to ethical concerns, potential power imbalances, and the possibility of "climate colonization." Lastly, addressing climate change through geoengineering may discourage countries from investing in sustainable energy sources and implementing emissions reduction policies.

In conclusion, while geoengineering offers some potential benefits in terms of mitigating the effects of climate change, its viability as a solution is limited by the unpredictable nature of Earth's climate system, ethical concerns, and potential negative consequences. Therefore, it is essential to explore alternative approaches, such as reducing greenhouse gas emissions through renewable energy and sustainable development, in order to address the global climate crisis effectively and equitably.

Scoring:

Overall coherence and structure: 9 (The essay presents a clear argument with a logical flow of ideas.)

Task response: 9 (The essay addresses both the pros and cons of geoengineering and its potential as a solution to climate change.)

Lexical resource: 8.5 (The essay uses a wide range of vocabulary, although it could be improved with more synonyms and complex phrases.)

Grammatical range and accuracy: 9 (The essay is mostly free from grammatical errors, and the writer demonstrates a good command of English grammar.)

Overall, the candidate's writing skills are at an advanced level (Band Score: 8.5).

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