The Mississippi River Is Trying to Escape
The Silt Ledger
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The Mississippi River Is Trying to Escape
57 просмотров · 2 нед. назад
The Silt Ledger
9 подписчиков
57 просмотров · 2 нед. назад
The Mississippi River should have abandoned New Orleans decades ago. Here's why it hasn't — and why the river that drains about 40% of the U.S. is far stranger than the one on your map.
Chapters:
0:00 A river that wants to leave
0:55 A river the size of a continent
2:07 A river that refuses to stay in one place
3:56 The winter the river ran backward
5:15 1927: the flood that changed everything
6:42 The escape route: Old River Control Structure
9:38 The price of holding a river in place
11:24 Is the Mississippi still trying to move?
SOURCES
U.S. Geological Survey (USGS) — New Madrid earthquakes 1811–1812; Land Area Change in Coastal Louisiana 1932–2016 (SIM 3381); historical topographic maps
National Park Service — Mississippi River Facts
U.S. Army Corps of Engineers — Old River Control Structure; saltwater sill 2022–2023
Harold N. Fisk, "Geological Investigation of the Alluvial Valley of the Lower Mississippi River" (USACE, 1944)
NOAA Central Library, Library of Congress, U.S. National Archives — 1927 flood photographs
NASA Earth Observatory, NASA Scientific Visualization Studio (SWOT river data) — satellite imagery and animation
Landsat imagery courtesy of NASA / USGS
Satellite flyovers: Google Earth
PHOTO CREDITS (Wikimedia Commons)
"Mississippi River Headwaters at Itasca State Park" — Robbschultz69, CC BY-SA 4.0
"Mississippi Headwaters at Lake Itasca" — Greg Gjerdingen, CC BY 2.0
"Mississippi River Headwaters – Itasca State Park" — Tony Webster, CC BY 2.0
"1875 Kaskaskia with present day satellite imagery" — Slincoln, CC BY-SA 4.0
"Reelfoot Lake" — JeremyA, CC BY-SA 2.5
"Old River Auxiliary Control Structure" — Team New Orleans, US Army Corps of Engineers, CC BY 2.0
"Old River Control Structures from the air" — Tobin, CC BY-SA 2.0
Other images: public domain (U.S. federal government works)
MUSIC
"Pulsar" and "Singularity" — The Grey Room / Density & Time (YouTube Audio Library)
Sound effects: Pixabay
Narration is AI-generated (synthetic voice).
#MississippiRiver #Geography #USGeography