Ocean power in New Zealand speed. Because the tidal speed doubles, eight times more tidal power can be produced at spring tides than at neap tides. The entrance to Kaipara Harbour, one of the largest harbours in the world, is a channel to the Tasman Sea. It narrows to a width of , and is over deep in parts. On average, Kaipara tides rise and fall . At high tide, nearly 1000 square kilometres are flooded. Spring tidal flows reach 9 km/h (5 knots) in the entrance channel and move 1,990 million cubic metres per tidal movement or 7,960 million cubic meters daily. In 2011,
What Are The Theosophists? often attracted all sorts of neurotics, hysterics and even madmen: "All organisations which depend on enthusiasm and opposition to conventional opinion suffer from this problem to some degree; Theosophy appears to have been especially prone to it. The permanent residents at Adyar during the 1880s and '90s were typical. A quarrelsome collection of minor English aristocrats, rich American widows, German professors, Indian mystics and hangerson of every description, they were all eager to have their say, especially during Olcott's prolonged absences, and all ready to quarrel with one another." What Are The Theosophists? "What Are The Theosophists?" is an editorial