A copy of the report for the Pentagon is at https://www.iatp.org/sites/default/files/An_Abrupt_Climate_Change_Scenario_and_Its_Impl.pdf . It presents “a climate change scenario that although not the most likely, is plausible. … In this report, as an alternative to the scenarios of gradual climatic warming that are so common, we outline an abrupt climate change scenario patterned after the 100-year event that occurred about 8,200 years ago.”
A copy of the report for the Pentagon is at https://www.iatp.org/sites/default/files/An_Abrupt_Climate_Change_Scenario_and_Its_Impl.pdf . It presents “a climate change scenario that although not the most likely, is plausible. … In this report, as an alternative to the scenarios of gradual climatic warming that are so common, we outline an abrupt climate change scenario patterned after the 100-year event that occurred about 8,200 years ago.”