Some want to decarbonize cryptocurrency. Others fear renewables may not be enough to turn cryptocurrency green. So they're doing something about it.

The signatories of the Crypto Climate Accord have agreed to power their mining operations with 100% renewable energy by 2025, achieve net-zero emissions from energy consumption by 2030, and decarbonize the whole industry by 2040. This article will examine the hurdles that threaten to derail the accord's plans and whether decarbonization is enough to make cryptocurrencies truly green.