Editorial
Continued Accelerated Growth of Amazonian Forests: As ever more scientists have studied ever more of earth's tropical forests in ever more detail, something they never expected to find has become ever more difficult to deny.

Subject Index Summaries
Canadian Temperature Trends: What do proxy temperature data reveal about the nature of climate change throughout Canada during the Holocene and its relationship to the air's CO2 concentration?

Life Span (Human): How has it varied since the inception of the Industrial Revolution?  And what has been responsible for the observed trends?

Journal Reviews
Abrupt Changes in the Asian Monsoon: How common are they?

Another Record of Asian Monsoon Variability: Ever more studies continue to document non-CO2-induced variability in this important climatic phenomenon.

Responses of Medicinal Substances in St. John's Wort to Elevated CO2: What are the substances of interest, and how do they respond to atmospheric CO2 enrichment?

Effects of Atmospheric CO2 Enrichment on Methane Emissions from Leaves of Wetland Plants: Does it enhance the process or reduce it?

Photosynthetic Response of Robusta Poplar After Five Years of Exposure to Elevated CO2: Was it as great as it was at the start of the experiment?