"2200BC: A climatic breakdown as a cause for the collapse of the old world?" Harvey Weiss, keynote speaker. Halle Conference 2013
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"When Civilizations Collapse" EnvY: The Journal of the Yale School of Forestry and Environmental Studies. June 2012.
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"Collapse? What Collapse? Societal Change Revisited." Science. November 12, 2010, pp. 907-9.
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"They Walked Away." Nature. Climate. June 2009.
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"Climate to blame in cultural collapses." Geotimes. February 2007.
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"The Climate of Man--II, The curse of Akkad." The New Yorker. May 2, 2005, pp. 64-73.
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"Clues to climate's future may lay in past." CNN. April 8, 2005.
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"Mesopotamian climate change." Geotimes. February 2004.
[ PDF - 84.0 KB ]

"Time and Chance." The Economist. December 18, 2003.
[ PDF - 72.0 KB ]

"Humans' 10,000-year warming habit." BBC News. December 10, 2003.
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"Parched Turf Battle: Did Climate Changes Cause Civilizations To Collapse?" Scientific American. December 2002.
Part 1 [ JPEG - 848.0 KB ]
Part 2 [ JPEG - 1.7 MB ]

"Empires in the Dust." Discover. March 1998.
Part 1 [ PDF - 328.0 KB ]
Part 2 [ PDF - 1.0 MB ]

"How the Akkadian Empire Was Hung Out to Dry" Science Vol. 261. August 20, 1993.
[ PDF - 806 KB ]

"Collapse of Earliest Known Empire Is Linked to Long, Harsh Drought." The New York Times. August 24, 1993.
Part 1 [ PDF - 276.0 KB ]
Part 2 [ PDF - 288.0 KB ]

"History from bits of Clay: A further probe in Northern Syria." Yale Alumni Magazine and Journal. February 1984.
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"Diggers Find Imperial City of Assyrians." The New York Times. October 18, 1981.
[ PDF - 252.0 KB ]