This is what is called the
conditional positive regard. It is the opposite of the unconditional positive
regard and it means acknowledgment under certain condition. It can be both
positive and negative. Positive when nurtures growth and negative when for example
child comes out as homosexual and his parents start encouraging him to seek medical
help unless the their child wants them to stop providing positive regard.
Answer:
So they can understand what is in the soil and how it changes
Most of the region has an arid climate