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7 votes

Do the veggies you eat today have the same amount of vitamins and minerals as they used to twenty years ago?

Several news outlets and popular science publications have reported on this subject in the last few years. Often, the focus is not specifically on vitamins, but on nutrients in general (i.e. "...
stragu's user avatar
  • 3,312
4 votes

How many people could be fed using the land currently used to grow feed for livestock?

Your question seems to be specifically limited to grain fed to livestock, even though a great deal of the feed grown for livestock is not grain, and most livestock are not fed, let alone fed grain. It'...
Móż's user avatar
  • 3,935
3 votes

Will vegetarianism increase the world population?

This is really a two-part question, the second part of which probably isn't answerable. If everyone were vegetarian, what would the impact on mortality be? The BBC cites "Analysis and valuation ...
LShaver's user avatar
  • 11.9k
3 votes

How can a purely vegan diet be the most sustainable?

What to do with waste products, if not feed them to animals? Organic (of or relating to an organism) waste products all compost and if you want everyone in the world to live on grains and vegetables ...
Jean-Paul Calderone's user avatar
2 votes

Impact of vegetarianism on the meat industries

Both of Tim's points (re: negative population growth and elastic demand) are important points, but I don't think they're doing a good job of answering your question. Unlike people living in the 1980s, ...
ShapeOfMatter's user avatar
2 votes

Impact of vegetarianism on the meat industries

Someone has to suggest the obvious answer... for the record. Q: "is there an entirely different solution?" A: Don't have children. Earth's problem isn't solely and exclusively with what its Human ...
Tim's user avatar
  • 2,844
1 vote

Impact of vegetarianism on the meat industries

Mass producers of the grain consumed in feedlots proudly assert that they are feeding the world, as if they want a medal for their efforts. This is an obvious consequence of cognitive dissonance. They ...
Scott Tramposch's user avatar
1 vote

If everyone were to be vegetarian, what would be the carrying capacity of the Earth?

The answer by Jean-Paul Calderone correctly specified how much population the food can support. I'm not focusing on that at all in my answer; I'm only focusing on energy. This answer, however, did ...
juhist's user avatar
  • 5,099

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