Great citiation. The business in the business of crypto. That's like asking the Sinaloa cartel if it's selling drugs is bad.

How about some from credible scientists and neutral news sources (not common in the crypto space as a practice):

https://www.newscientist.com/article/2273672-bitcoin-mining-emissions-in-china-will-hit-130-million-tonnes-by-2024/#ixzz6rxY1cFM4)

https://www.nature.com/articles/s41467-021-22256-3

https://www.bloomberg.com/opinion/articles/2021-01-26/is-bitcoin-mining-worth-the-environmental-cost

https://fortune.com/2021/03/07/bitcoins-other-high-price-the-surging-currency-is-leaving-a-massive-carbon-footprint/

https://www.cnn.com/2021/04/09/business/bitcoin-mining-emissions/index.html