| | CO2 Science (Site not responding. Last check: 2007-11-03) |
 | | However, the five Chinese scientists argue that climate plays a key role as well; and to examine their thesis, they compared proxy climate records with historical data on wars, social unrest and dynastic transitions in China from the late Tang to Qing Dynasties (mid-9th century to early 20th century). |
 | | This work revealed that war frequencies, peak war clusters, nationwide periods of social unrest and dynastic transitions were all significantly associated with cold phases of China's oscillating climate. |
 | | As a result, they concluded that climate change was "one of the most important factors in determining the dynastic cycle and alternation of war and peace in ancient China," with warmer climates having been immensely more effective than cooler climates in terms of helping to "keep the peace." |
| www.co2science.org /scripts/CO2ScienceB2C/subject/w/summaries/war.jsp (1185 words) |