Editorial
Floods, Forests, Food and Biofuels: How are they related?

Medieval Warm Period Record of the Week
This issue's Medieval Warm Period Record of the Week comes from Ria de Vigo, Northwest Iberia, Spain.

Subject Index Summary
Nectar: How is its quantity and quality impacted by elevated levels of atmospheric CO2? And what are the implications of these phenomena for man and nature?

Journal Reviews
The Wildfire History of Central Quebec, Canada: How did wildfire frequency there vary over the past three centuries, as the earth transited from the depths of the Little Ice Age to the peak warmth of the Current Warm Period?

A Temperature Reconstruction of the Medieval Warm Period and Little Ice Age in the Middle Qilian Mountains of China: What does it tell us about the pervasiveness of the MWP and LIA and the uniqueness of Current Warm Period temperatures?

Century-Long Warm and Cold Periods of the Past 2000 Years in Southern Alaska: What important lesson do we learn from them?

Biological Soil Crusts Promote Desert Reclamation in China: So what does this have to do with the ongoing rise in the air's CO2 content?

Is the Atmosphere's Rising CO2 Concentration Enhancing Natural Tree Growth?: A new review of the scientific literature evaluates the evidence for the phenomenon.