Editorial
African Savanna Trees Owe Their Increasing Abundance to Increases in the Air's CO2 Content: A new study provides additional evidence for a CO2-induced phenomenon that was suggested back in the early 1990s.

Subject Index Summary
Health Effects of CO2 (Health-Promoting Substances of Common Food Plants): How does atmospheric CO2 enrichment impact the production of health-promoting substances in common food plants?

Journal Reviews
The Case for a Global Medieval Warm Period Grows Ever Stronger: In fact, it is so compelling as to be ridiculously clear.

Gulf of Mexico Coastal Hurricane Strikes: How did they vary in response to global climate change over the late Holocene?

U.S. Mid-Atlantic Temperate Forest Growth Over the 20th Century: How and where has it been discovered?

Shrubs on the Move in Alpine Tundra: Where are they going? ... and why?

Effects of Predicted Climate Change on Australian Fisheries ... and More!: A good example of the fact that not all such assessments presage doom and gloom.

Medieval Warm Period Project
This issue's Medieval Warm Period Record comes from Lake Tanganyika, East Africa.