How will the data center industry embrace renewable energy to meet the ever-growing demand for power?

How can renewable energy power the internet? Can onsite power generation, microgrid, storage and renewable energy be deployed where capacity is needed? Will the ability to deploy/availability of microgrid, storage and renewable energy change site selection criteria? How could changes in site selection criteria alter reliance on PPA's? Is it viable for digital infrastructure to become the grid speaker plants changing the grids provisioning requirements for peak demand?