The optimistic take is that the author is trying to motivate the people who already care about "saving the planet" to also care about exploited workers, though I would have hoped for more constructive suggestions on how to help if that was the case.
The pessimistic take is that this is just a long form essay version of a YouTube thumbnail with a shocked face on it, randomly pressing emotional buttons to attract attention and using any random psychological lever that seems to work.
If this article interested you, I'd recommend the 2011 documentary, Empire of Dust about Chinese engineers working to build roads in the Congo for their mines in this area. Fascinating look at the human side of this from both the Chinese and Congolese perspective:
https://m.imdb.com/title/tt2148945/
> Lao Yang and Eddy both work for a company called CREC (Chinese Railway Engineering Company). They have just set up camp near the remote mining town of Kolwezi in the Katanga province of the RDC. The goal of the company i..