Background. Aseptic meningitis is an illness characterized by serous inflammation of the linings of the brain (i.e., meninges), usually with an accompanying mononuclear pleocytosis. Clinical manifestations vary, with headache and fever predominating.
Lake Superior 1  ... is the largest freshwater lake in the world by surface area and the third largest by volume (Lake Baikal in Siberia and Lake Tanganyika in East Africa contain more water). 2  could hold all the water in the other Great Lakes, plus THREE MORE Lake Eries. 11,000 years ago: Glacial Lake Duluth, the precursor to Lake Superior, forms as the ice sheet retreats northeastward. 2  The lake's torrential outflow near present-day Duluth carves the St. Croix River Valley and feeds the Mississippi River.
The Great Lakes are a chain of freshwater lakes located in eastern North America. They are the largest group of freshwater lakes on earth. Several popular memory devices make it easy to remember their names.Learning more about the characteristics of each lake will also help you recall them.. Learn about Lake Superior. It's called Superior because it is larger than all of the other Great Lakes combined. This gigantic lake contains 10 percent of all the world's fresh surface water. Lake Superior touches Michigan, Wisconsin, Minnesota, and Ontario, CA, and is the western-most lake of the five.