it is just one of the many articles taken online, the biggest problem of the environmental impact of bitcoins and not of many other cryptocurrencies, is the mining system to find these increasingly difficult and expensive bitcoins to extract.
I’m sorry, maybe my message has been misunderstood, it is that I know projects that have accelerated in development by associating themselves with a value as a cryptocurrency, in more traditional terms they would be like a sort of stock market which then in buying and selling increasing in value, the method is more or less similar in the cryptocurrency market, now I don’t know how to best explain how it works, it would take a cryptocurrency expert to explain how it works better than me.
Nothing to do with the banks or anything else.
From what little I know Anyone could create “their own cryptocurrency” with a few clicks of the mouse, the difficult thing is that they then gain value in the cryptocurrency market