Rising CO2 is causing plants to release less water to the atmosphere, researchers say
Thursday, March 3, 2011 - 11:31
in Earth & Climate
As carbon dioxide levels have risen during the last 150 years, the density of pores that allow plants to breathe has dwindled by 34 percent, restricting the amount of water vapor the plants release to the atmosphere, report scientists from Indiana University Bloomington and Utrecht University in the Netherlands in an upcoming issue of the Proceedings of the National Academy of Sciences (now online).