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Americans are tossing away 40 percent of their food essentially every other piece of food that crosses our plate or the equivalent of $2,275 a year for a family of four, according to a new report.

Food waste has swelled by 50 percent since the 1970s in this country. A total $165 billion annually in leftovers gets trashed by homeowners and in unsold or unused perishables or scraps dumped by grocers or restaurants, according to research compiled by the Natural Resources Defense Council.

Given the drought, rising food prices, and increased food demands we’re looking at as the population grows, having a more efficient food system is going to be a critical for Americans survival.

Trimming waste in the U.S. food supply by only 15 percent would save enough edible goods to feed 25 million Americans annually.

Dated foods:In the U.K. the government has worked to standardize expiration…