Demand management is growing more complicated for power utilities. Rising global and regional electricity consumption is speeding the need for investment in expanded or upgraded networks. Many utilities, additionally, need to connect renewable energy sources, which can be distant from power demand centers. They also need to pay heed to carbon footprints by minimizing losses during power transportation. To cap it all, the use of overhead transmission lines is not always an option. Resistance to overhead lines is increasing in many countries driven by urbanization trends and negative land value impacts. This slows down rights-of-way approvals.