Answer:
land subsidence,sinkholes,freshwater contamination and having to dig deeper and deeper irrigation wells
Natural regeneration of forests and woodlands is the process by which new trees grow from seeds that have fallen and germinate where they have fallen. The biggest problem with natural regeneration is that is unpredictable. As a result, it cannot be used for commercial farming. For most of the last two or three hundred years, forests and woodlands have restocked by using transplants grown in nurseries. The young trees are planted in equidistant rows. This allows each tree the best possible change of optimal growth.
The answer is 4 I’m pretty sure
It would be the 3rd option: Reaction to a stimulus helps maintain homeostasis.
Do you need an explanation?