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Volume 10 Number 18:  2 May 2007

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

Editorial
Earth's Forests: Carbon Sinks of the Future? Or Not!: As earth's forests grow older and mature, will they continue to function as effective carbon sinks?

Medieval Warm Period Record of the Week
This issue's Medieval Warm Period Record of the Week comes from Lake Qinghai, China.

Subject Index Summary
Precipitation (Variability - North America) -- Summary: Has North America experienced more extreme wet and dry periods in response to the warming of the past hundred or more years?

Journal Reviews
Minnesota (USA) Streamflow Characteristics: Have the changes observed over the past 50 to 100 years of "unprecedented" global warming been mostly bad or mostly good?

A Late-Holocene Palaeoclimate Record from the Higher Himalaya of India: Does it provide any evidence for the Medieval Warm Period and Little Ice Age?

The Impact of Global Warming on Record-Breaking Temperatures: Is it readily discernable?

Effects of Elevated CO2 on Health-Promoting Properties of Broccoli: Do they make a good thing even better?

Effects of Elevated CO2 on Water-Stressed Barley: Can atmospheric CO2 enrichment do anything to help relieve the stress?