Lake Superior National Marine Conservation Area Lake Superior National Marine Conservation Area Lake Superior National Marine Conservation Area is a National Marine Conservation Area (NMCA) on the north shore of Lake Superior in Ontario, and is a unit of the national park system. Established on September 1, 2015, it is the largest freshwater marine protected area in the world. Although national marine parks and a reserve had been created previously, and managed as NMCAs, this was the first area in Canada to be designated a "National Marine Conservation Area" as defined by the Marine Conservation Areas Act. Plans to create it were first announced by Canadian
Poyang Lake Poyang Lake Poyang Lake (, Gan: Po-yong U), located in Jiangxi Province, is the largest freshwater lake in China. The lake is fed by the Gan, Xin, and Xiu rivers, which connect to the Yangtze through a channel. The area of Poyang Lake fluctuates dramatically between the wet and dry seasons, but in recent years the size of the lake has been decreasing overall. In a normal year the area of the lake averages . In early 2012, due to drought, sand quarrying, and the practice of storing water at the Three Gorges Dam the area of the lake reached