By Ben Jones & Veronica Ung-Kono The Western power grid is increasingly strained by rapid load growth, surging demand to interconnect new power sources, extreme weather and pressure to deliver affordable electricity. Proactively planning interstate electric transmission lines –the high voltage wires that transport cost-effective and clean power across long distances – is essential to ... The post Building Tomorrow’s Grid: Why the Southwest’s Transmission Proposal Falls Short appeared first on Climate 411 .