translation.en: So our old lettuces and products that we have thrown out that are made out of biodegradable materials, if they end up in landfill, contribute to climate change.
translation.zh: 所以那些我们扔掉的 变黄的生菜和其他产品 本来源于可生物降解的材料， 但如果它们最终进了垃圾填埋场， 则会加重气候变化。