在考研英语新题型中，第一题通常是一道阅读理解题。假设题目内容如下：
题目：阅读以下文章，回答问题。
In recent years, the rise of e-commerce has dramatically changed the retail landscape. With just a few clicks, consumers can now purchase goods from around the world, leading to increased competition for local businesses. However, this shift has also brought about numerous benefits, such as greater convenience and a wider variety of products.
One of the most significant impacts of e-commerce is the rise of online marketplaces. These platforms have revolutionized the way businesses operate, allowing them to reach a global audience without the need for physical stores. This has particularly benefited small businesses, which can now compete on a level playing field with larger corporations.
Despite these advantages, the growth of e-commerce has also raised concerns about its impact on the environment. Shipping goods across long distances contributes to carbon emissions and pollution. Additionally, the increased use of packaging materials has led to increased waste.
To mitigate these negative effects, many companies are adopting more sustainable practices. They are investing in eco-friendly packaging and optimizing their supply chains to reduce carbon emissions. Some are even exploring alternative shipping methods, such as drones and electric vehicles.
Question: What is the main purpose of the passage?
答案：The main purpose of the passage is to discuss the impact of e-commerce on the retail industry, highlighting both its benefits and challenges, particularly in terms of environmental concerns.
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