World leaders served trash for lunch at the U.N.

World leaders accustomed to fine dining had a surprise on their plates Sunday at the United Nations — trash.

Chefs cooked up a lunch made entirely of food that would have ended up in garbage bins, hoping to highlight the extraordinary waste in modern diets and its role in worsening climate change.

On the menu for the lunch at the UN headquarters was a vegetable burger made of pulp left over from juicing, which typically wastes most of the produce.

The burger . . .