And where should you spend it? Velvet Chainsaw's Dave Lutz on what works and what doesn't.
In the U.S., food waste consumes 21 percent of landfill volume. Here are a few organizations that are tackling the issue by focusing on the food that is unnecessarily scrapped before it even gets to the meal-prep stage.
Vertical farming is a sustainable, delicious way to feed the world — including conference attendees.