The natural nutrient-rich foods are carrots, Onions, cabbage, cress.

富含该营养素的天然食物有萝卜、洋葱、甘蓝、水芹。

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The rice germ is a natural nutrient resource and has vary high nutritive value.

米胚是一种得天独厚的天然营养源，具有很高的营养价值。

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Maizeyellow pigment is a natural nutrient pigment with high value of utilization.

玉米黄色素是一种利用价值较高的天然营养色素。

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It also ignores the considerable value of services derived from the physical, biological, and chemical processes in natural ecosystems, including nutrient recycling, flood risk reduction, water cleaning and storage, climate regulation, and maintenance of biodiversity.

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Overall, I would steer clear of the Paleo diet, but we can take away something from our ancestors by eating foods closer to their natural state (less processed), which are more nutrient-dense and digested more slowly by the body.

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The cost to countries of nutrient over-enrichment from the degradation of their marine and coastal natural resource base, and the services and livelihoods it provides, will increase without improved policy responses.

UNESCO: Intergovernmental Oceanographic Commission