A UN study last year found "negligible" correlation between household food waste and gross domestic product, indicating most countries "have room to improve." "We do have a long way to make the goal," said Jean Buzby, the food waste liaison at the U.S. Department of Agriculture. The USDA, the Environmental Protection Agency and the Food and Drug Administration agreed in 2018 to tackle America's food waste together. A spokesman for New Zealand's environment ministry said the country is finalizing its baseline food waste estimate so it can establish a target. SLOWEST GAZELLEIn California, which has America's most ambitious climate policies, officials are trying to ensure food waste goes to composting, not landfills.

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