The U.S. Department of Energy is allocating $2.2 billion in grants for upgrades of the grid to make it more resilient to extreme weather events and accommodate more renewable energy. The funding from the DOE will add to private sector financing to support eight grid upgrade projects across 18 states. According to the U.S. Administration, the DOE funding is expected to support the construction of more than 600 miles of new transmission lines and the upgrade of about 400 miles of existing lines so that they can carry more current. “The first…