Should We Eat Meat? audiobook cover - Evolution and Consequences of Modern Carnivory

Should We Eat Meat?

Evolution and Consequences of Modern Carnivory

Vaclav Smil

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Should We Eat Meat?
Evolutionary & Nutritional Value+
The Rise of Modern Meat+
Environmental & Systemic Costs+
Evaluating Alternatives+
The Rational Solution+

Quiz — Test Your Understanding

Question 1 of 8
Why is meat considered superior to carbohydrates in terms of energy provision according to the text?
  • A. It is digested much faster than carbohydrates.
  • B. It provides more than double the kilojoules per gram compared to carbohydrates.
  • C. It contains unique digestive enzymes that carbohydrates lack.
  • D. It prevents lactose intolerance from developing in children.
Question 2 of 8
How did hunting large animals like mammoths contribute to early human social development?
  • A. It forced humans to domesticate animals for transportation.
  • B. It isolated tribes from one another to protect scarce food sources.
  • C. It encouraged the development of language, strategic thinking, and socialization.
  • D. It led to the establishment of purely vegetarian societies as hunting became too dangerous.
Question 3 of 8
Which technological advancement in the 19th century first enabled the large-scale, long-distance transportation of meat?
  • A. The invention of artificial nitrogenous fertilizers.
  • B. The development of Confined Animal Feeding Operations (CAFOs).
  • C. The introduction of the internal combustion engine in agriculture.
  • D. The patenting of refrigerated train cars and ships.
Question 4 of 8
According to the text, why is dairy and egg farming considered more efficient than meat production?
  • A. Dairy cows and egg-laying hens do not require any compound feed or soy.
  • B. They produce significantly more gigajoules of energy over time compared to the energy yielded by their meat and fat.
  • C. They require less 'virtual water' to maintain than any other form of agriculture.
  • D. They are the only agricultural practices that do not produce greenhouse gases.
Question 5 of 8
What is identified as the primary reason modern meat production is so environmentally costly?
  • A. The high basal metabolism of pigs and chickens.
  • B. The massive amount of water used directly for animals to drink.
  • C. The reliance on a steady, cheap supply of compound feed like corn and soy.
  • D. The energy required to maintain non-stop refrigeration during transport.
Question 6 of 8
How does large-scale meat production contribute to the rise in nitrous oxide levels in the atmosphere?
  • A. Through the digestive byproducts of ruminant animals like cows.
  • B. Through the use of artificial fertilizers needed to grow feed crops.
  • C. Through the deforestation process used to clear land for grazing.
  • D. Through the evaporation of 'virtual water' in CAFOs.
Question 7 of 8
Why does the author argue that pastured, grass-fed meat is not a perfect eco-friendly alternative to factory farming?
  • A. It requires immense tracts of land, reducing biodiversity and causing soil erosion.
  • B. It produces meat that is much lower in high-quality proteins and iron.
  • C. Grass-fed animals require more artificial fertilizers than those fed on soy.
  • D. It accelerates the maturation of animals, leading to toxic manure.
Question 8 of 8
What does the author suggest as a key strategy for the 'rational production' of meat?
  • A. Transitioning the entire Western world to a strictly vegetarian diet.
  • B. Replacing all traditional meat with lab-grown, cultured meat within the next decade.
  • C. Shifting focus to animals with better feed-to-body mass conversion rates, like chickens.
  • D. Increasing the global average meat consumption to over 100 kilograms per capita.

Should We Eat Meat? — Full Chapter Overview

Should We Eat Meat? Summary & Overview

Should We Eat Meat? (2013) helps you navigate the ethical dilemmas behind your hamburger with a broad and objective assessment of meat production and consumption. Should you stick to grass-fed beef or take up veganism to save the planet? These blinks will give you all the facts you need to make your own informed decision.

Who Should Listen to Should We Eat Meat??

  • Meat eaters and vegetarians alike
  • People looking for objective information about meat consumption and production
  • Anyone concerned about the Earth’s future

About the Author: Vaclav Smil

Vaclav Smil is an interdisciplinary researcher combining the fields of energy, environmental studies, population change, food production, nutrition, public policy, technical innovation and risk assessment. He teaches at the University of Manitoba where he is a distinguished professor emeritus and was listed as one of Foreign Policy’s 2010 top 50 global thinkers.

 

© Vaclav Smil: Should We Eat Meat? copyright 2013, John Wiley & Sons Inc. Used by permission of John Wiley & Sons Inc. and shall not be made available to any unauthorized third parties.

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