You could cover the sand dunes with tarps that are attached into the ground with stakes, or routinely spray them with lots of water to make the sand heavier and less likely to be picked up by wind.
Palisade cells are a specific type of plant cell. They have chloroplasts and do most of the photosynthesis in the leaf. Because palisade cells are plant cells, they also have the differences always found between plant and animal cells. They have a cell wall; animal cells have only a cell membrane.
Answer:
The less supply, the more demand, and vice versa.
Explanation:
It also depends on how valuable the resource is.