Friday, July 31, 2015

Trees need up to four years to recover from a drought – Daily Mail

trees need an average of two to four years to recover their growth rates after severe droughts, set a longer period of by global models that relate climate and vegetation, and assume an almost immediate recovery.

The study, published in the Science , suggests, therefore, that the forests, as a result of the slow recovery after a drought, are can store less carbon than previously estimated with models of climate and vegetation and this would imply that the Climate Change can also be faster than previously thought.

These are among the findings of a team led by William RL article Anderegg, University of Utah (USA), and the Spanish side signing Julio Camarero Jesus, scientist of the Higher Council for Scientific Research (CSIC) in the Pyrenean Institute of Ecology (Zaragoza).

The forests play an important role in the damping of climate change caused by human activity: trees set much of the CO2 through photosynthesis and transformed and synthesized some of that stored carbon in wood.

This regulation of the global carbon cycle is critical for the planet, stressed Efe Waiter, and the finding that drought stress slows tree growth over the years indicates that forests are able to store less carbon than calculated.

“If forests are not as good retaining carbon dioxide, this means that climate change could accelerate,” Anderegg said in a press release from the University of Utah.

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