In this article, they talk about how the European Central Bank has a job to take care of the economy and also protect the environment. They're studying how introducing a digital version of the Euro could affect energy use and climate goals. While the Digital Euro could make payments easier, it might use a lot of energy depending on how it's set up. They found that the design of the Digital Euro needs to be balanced carefully so that it helps the economy without hurting energy targets set by the bank.