At the head of New Brunswick's Bay of Fundy, the tides average 35 ft. Twice a day a wall of roaring white water, called the "bore," rushes up the winding Petitcodiac River, then ebbs lazily back to sea.
For 25 years a New Brunswick inventor named Rupert Turnbull has dreamed of building dams using Fundy's tides to generate an estimated 400,000 h.p.* If the tides can be effectively harnessed, if Inventor Turnbull's particular plan is good, the Maritimes would get cheaper electricity, postwar employment.
To put his plan over, Turnbull has wrangled persistently with...