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This is particularly crucial in the case of meat production, where beef uses about 50 times more water than vegetables.
					出自-2013年12月阅读原文
				 
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This varies dramatically depending on crop, from three calories for plant crops to 35 calories in the production of beef
					出自-2013年12月阅读原文
				 
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Beef consumes far more water to produce than vegetables.
					出自-2013年12月阅读原文
				 
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gallons of water are needed to produce one pound of beef.
					出自-2013年6月听力原文
				 
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One acre of farmland use to for raising cows can produce 250 pounds of beef
					出自-2013年6月听力原文
				 
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For both beef and dairy production, it requires, at least in the beginning, more pastureland.
					2019年12月六级真题(第三套)阅读 Section B
				 
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Grass-fed beef is enjoying a 25-30% annual growth rate.
					2019年12月六级真题(第三套)阅读 Section B
				 
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Grass-fed beef production tends to be more labor-intensive as well.
					2019年12月六级真题(第三套)阅读 Section B
				 
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It's in foods many of us expect, such as beef, chicken and other types of meat and dairy.
					2019年12月六级真题(第二套)阅读 Section B
				 
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Last summer, Massachusetts grass-fed beef advocate John Smith launched Big Picture Beef, a network of small grass-fed beef farms in New England and New York that is projected to bring to market 2,500 head of cattle from 125 producers this year.
					2019年12月六级真题(第三套)阅读 Section B
				 
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The company boasts that its dried crickets contain more protein than beef, chicken, and pork, as well as minerals like iron and calcium.
					2019年12月六级真题(第二套)听力 Section B