A farm has 100 acres of land available for food production. If growing crops produces 3 million calories per acre per year, and raising livestock produces 150,000 calories per acre per year, how many total calories would the farm produce if it used all of its land for meat production instead of crops?
1.5 million calories
15 million calories
30 million calories
300 million calories
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Which of the following is not a characteristic of concentrated animal feeding operations (CAFOs)?
They allow livestock to be quickly prepared for slaughter
They provide animals with a natural grass-based diet
They generate large amounts of organic waste that can contaminate water sources
They are a less expensive method of meat production compared to free-range grazing
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What is a major environmental concern associated with free-range grazing?
Increased reliance on antibiotics and artificial growth hormones
Higher rates of soil erosion and potential desertification
Greater risk of groundwater contamination from animal waste
Reduced biodiversity due to the confinement of livestock
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