1. What would be an appropriate title for this article?

Answer: A

Explanation:

Understanding Climate Change Terms

An appropriate title for this article is "Understanding Climate Change Terms," as it encapsulates the article's focus on key vocabulary related to climate change, such as greenhouse gases and carbon footprint, which are essential for comprehending the issue.

A) Understanding Climate Change Terms

This title accurately reflects the content of the article, which discusses important terms and concepts that are crucial for understanding climate change. The extract emphasizes the expansion of vocabulary related to climate change and highlights specific terms that readers should be familiar with.

B) Determining Your Carbon Footprint

While this title suggests an important aspect of climate change, the article does not primarily focus on calculating individual carbon footprints. Instead, it provides a broader context about climate change terms and their implications, making this title less fitting.

C) Why Carbon is Bad for the Environment

This title is misleading as the article does not solely focus on the negative aspects of carbon. Instead, it addresses the role of greenhouse gases in climate change and discusses broader concepts, making this title not representative of the article's content.

D) Eliminating Greenhouse Gases

Although the article mentions the need to reduce greenhouse gas emissions, it does not focus explicitly on methods of elimination. The content is more about understanding the terminology and concepts surrounding climate change rather than providing solutions, making this title inappropriate.

Conclusion

"Understanding Climate Change Terms" is the most suitable title as it directly reflects the article's emphasis on vocabulary that aids in grasping the complexities of climate change. The other options either misrepresent the article's focus or do not encompass the comprehensive discussion of key terms and concepts that are essential for understanding the topic.