Their progress and wealth is highly dependent on the harvests, and the price of grain. They probably have to import some industrial products and if they had a bad year (weather, other catastrophies, poor technology) they can't get the necessary amount of industrial products in exchange for their surplus e. g. in grain. There are so many standards and requirements about the quality of food production that no country can survive solely on agriculture without high quality technology (machines, unharmful fertilizers, research-based breeding, etc.).
Answer:
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Severe drought may cause species like the Joshua tree, desert tortoise, and desert bighorn sheep to shift their ranges to higher elevations that receive more rainfall. As the climate becomes warmer and drier, these species may shift to higher and higher elevations within the park.
Explanation:
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The correct answer is - the labor force is cheaper.
The living standard in Mexico is much lower than the one in the United States. In accordance to it, the wages are much lower as well, so the labor force is very cheap when compared with the labor force of the United States.
In order to increase their profit, lots of companies have moved and made facilities in Mexico, so for the same work, they are paying the workers much less, and all owners would prefer that the same job is done for lesser amount of money.
A man jogging in the park would go with Motion Energy
A fully charged camera battery would go with Electric Potential Energy
A stove burner that's turned on would go with Radiant Energy
An apple on a tree would go with Gravitational Potential Energy
