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,
The Sea of Fertility The Sea of Fertility The main timeline of the story stretches from 1912 to 1975. The viewpoint of all four books is that of Shigekuni Honda, a law student in "Spring Snow" who eventually becomes a wealthy retired judge in "The Decay of the Angel". Each of the novels depicts what Honda comes to believe are successive reincarnations of his schoolfriend Kiyoaki Matsugae, and Honda's attempts to save them from the early deaths to which they seem to be condemned by karma. This results in both personal and professional embarrassment for Honda, and eventually destroys him. The friend's successive reincarnations