Grow, mow, mulch: Finding lawn's value

Cranking up the lawn mower on a Saturday afternoon may be a child's most dreaded chore. But little does he or she know that it also affects how much carbon and nitrogen are present in the soil below the grass.

Nitrogen fertilizers' impact on lawn soils

Nitrogen fertilizers from farm fields often end up in aquatic ecosystems, resulting in water quality problems, such as toxic algae and underwater 'dead zones'. There are concerns that fertilizers used on lawns may also contribute ...

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