Transcript for Could We Ever be a Meat-Free Nation?
Eat your vegetables. Those that -- mothers and -- is all of -- took it to heart 5% of the population. Is vegetarian. Which means a lot -- herself so we wondered why he everyone became vegetarian. -- Weight gain is one of the things that I think. Would be surprised can be a result. Cost of doing that is in some cases for -- who's still maintain. Animals in our agricultural production. Most of us can resist the urge. Throw little meat on our plates and 2012 the average American spent nearly 11100 dollars -- news fish poultry eggs. That's about 30%. Of our total grocery bill. And what -- we get forward about 200 pounds of whenever street's per person. So what if we push to way to port jobs and tried to belly up -- -- out. We may be walking away and a little hungry because there wouldn't. Be enough food for everyone -- we were just increased consumption he needed the day. We would probably not happy infrastructure to grow all of those products enhance some of the forest who oversees. About going to a vegetarian for a minute. And listen -- -- the USB. Two and half cups of -- and two cups of fruit today but currently we are barely eating 50%. Of those guys. So just to bring us up to recommended levels of fruit and vegetable consumption. We need to import an extra 100. Billion pounds of fruits and that's the wait -- ten million elephants. We also need an extra 136. Billion pounds of vegetables. Is there are certain types of things here what he's not economically feasible for certain regions in the US to throw these products -- -- -- And possibly a bigger pair of pants if -- Vegetarian. -- plant based diet. It's a great idea almost everyone -- Complete elimination. -- -- needs to you. Other substitutes that she's the perfect vegetarian. 800 calories this place for -- New York highway. If you had your burger at McDonald's for 350. Because newly proclaimed vegetarians don't just reach for more veggies. Processed foods high in sugar low in nutrients. Are making a regular appearance on the -- I've seen people get extremely -- them. -- that ten speed the easiest and quickest thing again when you're not eating. -- we became vegetarian. A lot of people could be out of work friends. And it takes about a million and a half people to manufacture the country's food supply. About 32%. Work in the meat industry. While only 11%. And fruits and vegetables which means some half a million Americans may have to find a new line of work. If we become a vegetarian only country. And the landscape would most definitely changed almost 800 million acres of land are used to raise animals for the livestock industry. That's roughly the size of India. -- -- Require a massive tracts of land. Because they eagle and because. Because each individual animal needs -- fair fairly large grazing terrorists and subtle. Watch them just because we're meatless doesn't mean we won't need a barnyard full of animals he would still maintain. Animals in our agricultural production. As the -- -- some very valuable. Are taken from stations and remember we're going vegetarian not -- -- so even though they're not on our plates these animals. -- still provide nutrition. But we still -- the shelf space and -- essentially spent mostly with the good --
This transcript has been automatically generated and may not be 100% accurate.