That's because as young trees grow up and run low on water, nutrients, and light, they may not be able to soak up all the extra gas. (sciencemag.org)
In sum: The more harvesting, the fewer younger trees in the forest. (sciencemag.org)
It became clear that young trees with more stored carbohydrates were able to maintain the vital water content in the stem for longer than those with fewer stored carbohydrates. (sciencedaily.com)