With an increasing number of teenagers choosing to become vegetarians, some parents may be concerned that their teens won't have healthy diets or that they will no longer wish to share in family meals.

Farms that raise animals — be they poultry, pigs, cows or other livestock — are growing. But whether smaller farms are simply updated with modern technologies or are concentrated animal feeding operations with hundreds or thousands of animals, they enable farmers to reduce costs and increase output.

Locally grown produce is fresh. It tastes better and is more nutritious than food grown far away.

There are likely to be very few long-term direct impacts to U.S. agriculture on account of the Brexit vote because very little of the nation's agricultural trade goes to the U.K. But there may be greater indirect effects.