Which nutrient, identified in the 2010 Dietary Guidelines for Americans, is considered "a nutrient of concern"?

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

light dependent reactions:

light independent reactions:

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