Massive floods in the Mississippi River valley may have wiped out an ancient civilization, according to a new study.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/massive-mississippi-floods-may-have-wiped-out-ancient-civilization
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/nature-world-news
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-disasters
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/floods
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mississippi
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/history
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mexico