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| I have heard that also. The way I heard it explained was that under low levels of Co2 the plants had to keep their stomata open more which leads to higher water loss.
It is thought that the current rising levels of Co2 allows the plants to survive in more arid regions and that is the reason that the planet it greening up. I believe many if not all of the worlds deserts are currently shrinking in size because of that.
Edited by havin’funfarming 5/13/2024 23:55
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