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Editorial
Ocean Acidification and the Sagittal Otoliths of Marine Fish: A new study reveals how the former affects the latter in white sea bass, while we relay what the results imply about the ocean "acidification crisis," which is being pushed to the forefront of the suite of environmental catastrophes that are currently being promoted in the absence of the global warming that was once the centerpiece of Al Gore's "climate crisis."

Medieval Warm Period Record of the Week
Was there a Medieval Warm Period? YES, according to data published by 765 individual scientists from 453 separate research institutions in 42 different countries ... and counting! This issue's Medieval Warm Period Record of the Week comes from Bragança Peninsula, Eastern Amazon Region, Brazil. To access the entire Medieval Warm Period Project's database, click here.

Subject Index Summary
Dimethylsulfide: What is it? ... where does it come from? ... and what does it do?

Plant Growth Data
This week we add new results of plant growth responses to atmospheric CO2 enrichment obtained from experiments described in the peer-reviewed scientific literature for: Alligator Weed (Xu et al., 2009), Chinese Broccoli (La et al., 2009), Quaking Aspen (Cseke et al., 2009), and Soybean (Matsunami et al., 2009).

Journal Reviews
Trends in the Timing and Magnitude of Canadian Floods: What types of regimes have been developing over the past three decades?

The Medieval Warm Period in Southern Greenland: Was it an isolated occurrence? ... or part of a larger geographical and temporal pattern?

Global Warming and Local Marine Copepod Diversity: How would more of the former (if temperatures ever begin to rise again) affect the latter?

Africa's Vegetative Future in a CO2-Enriched and Warmer World: How will it differ from its current condition?

Wind-Driven Dispersal of Seeds and Pollen: How is the phenomenon affected by global warming?

Tell Your Friends!
When was the last time you referred someone to the Center's website? We challenge you to introduce two new people to CO2 Science each week. More...