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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, refers to the deliberate and large-scale intervention in the Earth's natural systems to counteract the effects of climate change. One of the most prominent methods of geoengineering is carbon dioxide removal (CDR), which involves extracting CO2 from the atmosphere and storing it in a safe location, such as underground or underwater. Another approach is solar radiation management (SRM), which aims to reflect a portion of the Sun's rays back into space to reduce global temperatures. The question remains whether geoengineering is a viable solution to combat climate change.

In favor of geoengineering, it has the potential to provide an immediate and substantial reduction in greenhouse gas emissions. CDR technology could remove significant amounts of CO2 from the atmosphere, thereby reducing the rate of global warming. SRM, on the other hand, can cool the Earth's surface within a few years, potentially preventing the most catastrophic effects of climate change. Furthermore, geoengineering solutions may be more cost-effective and easier to implement than transitioning entirely to renewable energy sources or reducing carbon emissions.

However, there are significant drawbacks and uncertainties associated with geoengineering. For instance, SRM could have unpredictable consequences on weather patterns, such as altering rainfall distribution and causing droughts in certain regions. Additionally, CDR technology is still in its early stages of development, and there may be insufficient storage capacity to prevent the atmosphere from becoming oversaturated with CO2. Moreover, geoengineering projects could exacerbate existing inequalities if only wealthy nations have access to these technologies, leaving the most vulnerable populations at risk.

In conclusion, while geoengineering offers a potentially rapid and cost-effective solution to climate change, it is not without its flaws. The potential for unintended consequences and the unequal distribution of benefits raise concerns about relying solely on geoengineering as a means of mitigating climate change. A comprehensive approach that includes reducing carbon emissions, transitioning to renewable energy sources, and investing in adaptation strategies would be more effective and equitable in addressing this global challenge.

Score: Band 9

The task response effectively addresses the question by providing an overview of geoengineering and its potential benefits and drawbacks. The model answer presents a well-structured argument, with clear supporting evidence and logical conclusions. The language used is sophisticated and appropriate for IELTS Writing Task 2, demonstrating a high level of language proficiency.

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