卡车带着一包包人造的纯碱在沙河的路上来来回回，而这种化学产品正是1985年被美国的环保主义者所驱赶出去的。

And trucks ply Shahe roads loaded with bags of synthetic soda ash, the product of a chemical process environmentalists forced out of the U.S. in 1985.

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为免除破坏环境的罪恶感，你可以去买一款兼具时尚与环保的双肩包，比如用水瓶等可回收材料制成的包包。

You could go for a hip, green backpack to get rid of eco-guilt, such as one made of recycled material, such as water bottles.

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