Human activities affecting these processes can lead to carbon loss or improved storage. Aa Aa Aa Organic matter is a key component of soil that affects its physical, chemical, and biological ...

They accelerate surface runoff and soil erosion, loss of organic matter and fertility and disruption in cycles of water, organic carbon and plant nutrients. These practices also have a major negative ...

Thousands of years of prairie grass growth, death and decomposition have left a thick layer of dark, organic matter on the vast ... still-fertile fields, the loss of soil is concerning.

Loss of hydrologic function is a much more serious challenge but gradual restoration is possible through practices that raise organic matter levels, especially at the soil surface. Farming system ...