The craze for cryptocurrency mining is putting increasing strain on electrical grids, raising concerns about capacity around the world and the prospect of a migration of coin mining operators to new jurisdictions.
Aspiration, a fintech startup pitching itself as a "financial firm with a conscience", has raised $47 million in a Series B funding round led by Social Impact Finance.
Singapore's DBS is expecting to slash 75% of the running costs of its main data centre by shifting it to a cloud-based environment.
Chase is pushing its green credentials through a partnership with GE that will see the bank slash energy consumption at 4500 branches by 15%.
TD Bank is teaming up with Cisco to build customer and employee experience technology at the IT giant's new innovation centre in downtown Toronto.
From nanotechnology to beehives, eight firms have been selected to test their products as part of an innovation challenge by Royal Bank of Scotland for the regeneration of its Gogarburn headquarters in Edinburgh.
Wells Fargo is pumping $1 million into four clean technology startups as part of its environmental innovation incubator.