[boris]

"Dr Grove said: 'What happened was like a nuclear explosion. The cuneiform tablets of Iraq record in detail the almost complete collapse of pre-industrial agrarian societies due to extreme climate events lasting up to 10 to 20 years and possibly longer.'"

Caused by all the CO2 those Sumerians were generating with their inefficient internal-combustion engines, right?

--Boris

[justshutupandtakeit]

Carbon dioxide from all those furnaces they used to make clay tablets was the problem. Long-winded scribes did them in.