In many developed countries, consumers are the largest source of food waste. While many countries are trying to reduce food waste, the United Kingdom has been most successful in doing so at the consumer end. WRAP hide caption

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WRAP

Rescued Relish is an anything-goes condiment made from excess produce that Philabundance, a Philadelphia anti-hunger organization, can't move. The relish is modeled on a Pennsylvania Dutch chowchow recipe — a tangy mix of sweet, spicy and sour flavors. Courtesy of Drexel Food Lab hide caption

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Courtesy of Drexel Food Lab

The Salvage Supperclub hosts dinners in clean, tastefully decked out dumpsters. The menus highlight ingredients frequently tossed out by home cooks – think wilted basil or bruised plums — that could be put to tastier uses. Courtesy of Andrew Hinderaker hide caption

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Courtesy of Andrew Hinderaker

Starting this week, Wal-Mart, America's largest grocer, says it will start piloting sales of weather-dented apples at a discount in 300 of its Florida stores. Courtesy of Wal-Mart hide caption

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Courtesy of Wal-Mart

Chefs cook vegetables that will be added to a giant, 7-foot-wide platter of paella. The dish, made from produce diverted from the dump, was served up as part of a free feast for 5,000 in Washington, D.C., Wednesday to raise awareness about food waste. Morgan McCloy/NPR hide caption

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Morgan McCloy/NPR

Food scraps are seen in a compost bin at a San Francisco restaurant. A new report ranks centralized composting as a top strategy for keeping food waste out of landfills, where it emits methane, a powerful greenhouse gas. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Less-than-perfect fruit and vegetables are sold at a discount under the new Produce with Personality program being piloted at five Giant Eagle stores in Pittsburgh. Courtesy of Giant Eagle hide caption

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Courtesy of Giant Eagle

Brother William Valle of the Institute of the Incarnate Word in Chillum, Md., loads potatoes onto his cart at the Capitol Area Food Bank, in Washington, D.C. A new government initiative seeks to engage faith-based groups on food waste — for instance, by using their existing relationships with food banks to redirect excess food to the hungry. Sarah L. Voisin/The Washington Post via Getty Images hide caption

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Sarah L. Voisin/The Washington Post via Getty Images

Evan Lutz of Maryland-based Hungry Harvest makes his pitch to the Shark Tank investors on Friday night's episode. The company rescues ugly and surplus produce that might otherwise have landed in the landfill, and sells it to subscribers instead. It also donates a significant amount of produce to groups that feed the hungry. Tyler Golden/ABC hide caption

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Tyler Golden/ABC

Cascara is made by brewing dried coffee cherries, which typically would have otherwise ended up as compost. "We have been throwing away this perfectly good coffee fruit for a long time, and there's no real reason for it, because it tastes delicious," says Peter Giuliano, of the Specialty Coffee Association of America. Murray Carpenter for NPR hide caption

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Murray Carpenter for NPR

For six months, filmmakers Grant Baldwin and Jen Rustemeyer vowed to eat only food entering the waste stream. They document their experiment, and the problem of food waste, in Just Eat It. Courtesy of Pure Souls Media hide caption

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Courtesy of Pure Souls Media

In 'Just Eat It,' Filmmakers Feast For 6 Months On Discarded Food

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"Asparagus Shortcake," a leftover creation from The Cook's Book published in 1908. Special Collections/Michigan State University Libraries hide caption

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Special Collections/Michigan State University Libraries

The History Of Our Love-Hate-Love Relationship With Leftovers

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Most fruits and vegetables — particularly after being cut — store better in an airtight container, Gunders says. And it's best to store them in see-through containers so we don't forget about them. USDA hide caption

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USDA

The government's first ever national target to reduce food waste will encourage farmers to donate more of their imperfect produce to the hungry. iStockphoto hide caption

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iStockphoto

It's Time To Get Serious About Reducing Food Waste, Feds Say

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Copenhagen, Denmark - October 11, 2014: fruits and vegetables stalls at market in Copenhagen. Customers are choosing goods for themselves. These stalls is located between market halls where one can find over 60 stands with everything from fresh fish and meat, as well as small places to get a quick bite. It is located near Nørreport metro station. iStockphoto hide caption

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iStockphoto

United has purchased 15 million gallons of renewable jet fuel made from beef tallow, or fat, by Alt Air Fuels and plans to use the fuel this year for Los Angeles-to-San Francisco flights. Tony Ruppe/United hide caption

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Tony Ruppe/United

Galdakao Mayor Ibon Uribe (left) and volunteer Javier Goikoetxea pose in front of the Solidarity Fridge, Spain's first communal refrigerator, shared by citizens in Galdakao, a city outside Bilbao. Lauren Frayer for NPR hide caption

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Lauren Frayer for NPR

To Cut Food Waste, Spain's Solidarity Fridge Supplies Endless Leftovers

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