War and unrest, and the collapse of many mighty empires, often followed changes in local climes. Is this more than a coincidence?
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/climate-change-great-civilisation-destroyer
[2] http://admin.indiaenvironmentportal.org.in/category/author/michael-marshall
[3] http://admin.indiaenvironmentportal.org.in/category/journal/new-scientist
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-science
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/history
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/conflicts