... are underway to establish stability criteria for long-term operation of reservoirs in these media without unacceptable degradation. A key question about the future of CAES plants is their dependence on petroleum fuels, a dependence which could become a barrier to large scale utility use. Studies in progress...

... and control growth for maximum human benefit. passenger transportation urban area utility system secondly subsurface Energy crisis water management electrical distribution anmture waste management Petroleum Fuel annature rretropolitan area armature enlightened self-interest developnent...