In 2017, Site C proponents said the dam was required because British Columbia needed dispatchable electricity. According to those keen on the megaproject, low-cost wind and solar power could not be integrated into BC Hydro’s systems. At the time, 97.5 percent of the utility’s generating capacity was hydro. Like batteries, reservoirs store potential energy. When consumers use electricity from wind and solar sources, hydropower utilities keep water behind dams, ready for use when needed…

Mr. McCutcheon’s essay? Brilliant and thorough analysis. Unlike our politicians juggling contradictory what-ifs, his example doesn’t stop with what might…