High tides and mangroves

Minister Datuk Seri Wan Junaidi has told the House that hightides occur twice a months as the noon is nearer the earth at that time. Serious hightides erode sea shores. He says that since 2006 the Government has spent RM50 million to plant 6 million mangrove trees. Ho many still survive? In the past 10 years, is the number of mangrove trees desyroyed more than 6 million?