In any informational text, supporting details are crucial for the development and clarity of central ideas. By providing evidence, examples, and elaboration, these details enhance the reader's understanding and engagement with the main concepts. Let's examine how supporting details contribute to the development of central ideas using an example text focused on climate change.
One central idea might be the urgent need for global action to combat climate change. Supporting details could include statistics on rising global temperatures, such as the fact that the Earth has warmed by approximately 1.2 degrees Celsius since the late 19th century. This statistic acts as a concrete piece of evidence that underscores the reality of climate change, making the abstract concept more tangible for the reader. Additionally, references to the frequency and severity of extreme weather events like hurricanes, floods, and wildfires serve to illustrate the direct impacts of climate change on human communities and ecosystems. Each of these details builds a compelling case that action is necessary, contributing to the urgency of the central idea.
A second central idea that may be developed within the same text is the importance of renewable energy as a solution to climate change. Supporting details here might include data on the declining costs of renewable energy technologies, such as solar and wind power, which have become increasingly affordable and accessible. For instance, the text might present figures showing how the cost of solar energy has dropped by over 80% since 2010, highlighting the financial viability of shifting to renewable resources. Furthermore, case studies of countries that have successfully transitioned to renewable energy—like Denmark or Germany—can serve as positive examples that reinforce the idea that systemic change is possible.
The interplay between these two central ideas—urgent action against climate change and the potential of renewable energy—can be further emphasized by illustrating how investment in renewable energy could mitigate the impacts described in the first central idea. For example, by highlighting a correlation between economic investment in solar energy and a significant reduction in carbon emissions, the text not only supports the necessity for immediate action but also points toward viable solutions.
In conclusion, supporting details are essential in informing readers and deepening their understanding of central ideas in informational texts. Through data, examples, and case studies, these details weave a richer narrative that illustrates the complexities of issues like climate change, ultimately fostering a more informed and engaged audience.
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