It's written in the page that they're Carbon Emission Footprint are totally biased and flawed: > The table below features a breakdown of the energy consumption

It's written in the page that they're Carbon Emission Footprint are totally biased and flawed: > The table below features a breakdown of the energy consumption of the mining facilities surveyed by Hileman and Rauchs. By applying the emission factors of the respective country’s grid You just need to read.