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Volume 9 Number 49:  6 December 2006

Temperature Record of the Week
This issue's Temperature Record of the week is from Bartlesville, OK.  Visit our U.S. Climate Data section to plot and view these data for yourself.

Editorial
The Monsoon Rainforests of Northern Australia: How have they responded to the supposedly unprecedented global warming of the last four decades?

Medieval Warm Period Record of the Week
This issue's Medieval Warm Period Record of the Week comes from North-Central China. To access the entire Medieval Warm Period Project's database, click here.

Subject Index Summary
Droughts (Africa): Have African droughts gotten any worse as mean global air temperature has risen to a level that NASA's James Hansen claims is within less than a degree of the all-time record high of the past million years?

Journal Reviews
Different Ways of Characterizing Global Temperature Change: How temperature series are characterized can alter the degree of warming or cooling associated with them, as well as one's interpretation of what may have caused the temperature changes.

Climate Regime Shifts of the Past Four Centuries: What do they tell us about the nature of global warming over the last half of the 20th century?

Tree-Line Evidence for the Medieval Warm Period in the Polar Ural Mountains: How does it compare with evidence for the Current Warm Period there?

Experimentally Observed Effects of Elevated CO2 on Leaf Spot Disease in a Common Grassland Herb: What are they? ... and how significant are they?

Effect of Elevated CO2 on Phytoalexin Production in Soybeans: Does atmospheric CO2 enrichment alter the production of anti-microbial compounds produced by soybeans and thereby impact their resistance to such botanical afflictions as stem canker disease?