How world's oldest digital currency could solve climate change crisis

But what if there was an overlooked digital currency that could help to solve the climate crisis, rather than just doing less to exacerbate it?

The collapse of the crypto market this year looks like unalloyed good news for the global climate.
 

Annual emissions from digital currencies amount to about 140 million metric tons of carbon dioxide — similar to the combined footprint of the 110 million people in the Philippines. A move in September to cut more than 99% of power consumption by Ethereum, one of the most popular cryptocurrencies, certainly helps. Getting rid of the whole casino would be better.

But what if there was an overlooked digital currency that could help to solve the climate crisis, rather than just doing less to