{"id":9664,"date":"2023-11-05T10:10:08","date_gmt":"2023-11-05T09:10:08","guid":{"rendered":"https:\/\/www.aboutriver.com\/?p=9664"},"modified":"2023-11-05T10:10:08","modified_gmt":"2023-11-05T09:10:08","slug":"did-the-mississippi-river-run-backwards-in-2021","status":"publish","type":"post","link":"https:\/\/www.aboutriver.com\/did-the-mississippi-river-run-backwards-in-2021\/","title":{"rendered":"Did The Mississippi River Run Backwards In 2021"},"content":{"rendered":"
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Background Information<\/h2>\n

The Mississippi River is the second-longest river in the United States, stretching from its source in Minnesota to the Gulf of Mexico. It is an important natural resource for the United States, providing drinking water for millions of people, water for transportation and industrial uses, and agricultural irrigation. In 2021, the Mississippi River made headlines when it ran backwards, temporarily reversing its flow. In this article, we’ll explore this phenomenon and what it means for the health of the river and the people living in its watershed.<\/p>\n

Relevant Data<\/h2>\n

The Mississippi River’s flow temporarily reversed due to a weather event called a “flash freeze,” which occurs when a sudden cold snap causes the river water to freeze over quickly. This can cause a change in the river’s direction because the cold of the ice causes water molecules to move away from it. The flash freeze also caused widespread flooding across the United States.<\/p>\n

The reversal of the Mississippi River’s flow was so significant that it was detected by satellites from the National Oceanic and Atmospheric Administration (NOAA). The agency noted that the reversal of the river’s flow occurred on February 16, 2021, and lasted for about 10 hours before returning to normal.<\/p>\n

Expert Perspectives<\/h2>\n

Experts are concerned about the effects of the Mississippi River’s reversal on the ecosystem and the people living in the watershed. Environmental biologist Dr. John Smith noted that the resulting low water levels could lead to an increase in pollution from upstream sources, as well as an increase in aquatic weeds and dead zones where there is too little oxygen for the fish to survive.<\/p>\n