Every electronic good you buy contributes to these murders. The raw material sourced in these places are used for manufacture of these products and environmental activism threatens their ability to continue to exploit nature and profit from it.
One could even argue that the "West" benefited for centuries from the blood and resources of others, and the only reason why they afford today to talk about climate change and fair trade is their plundering past. At the same time, the poorer countries just do whatever they need to survive and develop. One could even call this type of activism callous and think the only reason the "West" has for pushing this agenda is to ensure there are still poor people from whom to steal in the future.
When someone doesn't have food to put on the table they tend to care less about green living, clean energy, etc.