[PCA] NEWS: Study on global plant die-off faces questions

[Olivia Kwong]

http://news.yahoo.com/study-global-plant-die-off-faces-questions-225439885.html

Study on global plant die-off faces questions
By Kerry Sheridan | AFP -- Thu, Aug 25, 2011

A study on plant productivity that said drought and global warming
were killing off plants worldwide is now being questioned by
scientists, according to research published Thursday.

See the link above for the full article text.  The Science article it
talks about can be found at
http://www.sciencemag.org/content/333/6046/1093.3.full (may require
subscription for access to the article).