Causes of Excessive Phlegm & Mucus in the Throat. While chronic phlegm does become a serious cause for worry for many, the truth is that there are a number of reasons for phlegm or excessive mucus in throat. For some, it may just be a case of morning reflux, with no excessive production of flem during the rest of the day.
The Red River in Minnesota and Canada every dozen years freezes and then thaws unevenly causing floods unless towns build dikes or huge diversion dams like at Winnipeg in Canada. Now in 2009 the Mississippi River freezes north of Iowa, and south of Iowa there are patches of freezing. Around 1900 in St. Louis the river froze which surprised most there although it was really an ice dam of millions of icebergs, and people walked across this ice gorge of ice jams.
Dictionary entry overview: What does Mississippi River mean? â¢ MISSISSIPPI RIVER (noun) The noun MISSISSIPPI RIVER has 1 sense: 1. a major North American river and the chief river of the United States; rises in northern Minnesota and flows southward into the Gulf of Mexico Familiarity information: MISSISSIPPI RIVER used as a noun is very rare.