But if crypto, already worth $2 trillion, is the future, this industry — like any other — can’t afford to ignore climate change and must embrace sustainability. Ether, the second-most popular cryptocurrency, uses a lot of power, like Bitcoin, but its developers are planning a transition to a mining method that is more friendly to the environment.
The cryptocurrency industry is growing quickly, as are concerns about its environmental impact. The original and most popular crypto, Bitcoin, is energy-intensive by design, “mined” by millions of high-powered computers around the world.
https://www.nytimes.com/2021/10/10/business/dealbook/crypto-climate.html
