Soils are our most important resource, a reality that is rising in prominence as the world seeks to feed its fast-growing ...

Soil disturbance also leads to increased erosion and nutrient leaching from soils ... Soil carbon sequestration is a process in which CO 2 is removed from the atmosphere and stored in the soil ...

Since physical and chemical erosion yield comparable carbon fluxes, studying both together is essential to avoid biases in erosion-driven carbon flux estimates.

A grey or light-coloured 'E' horizon is the result of severe leaching, or eluviation ... which impedes drainage through the soil. Illuviation is the process of deposition of soil material removed ...

fertile soil; by using green manure or growing legumes to fix nitrogen from the air through the process of biological nitrogen fixation; by micro-dose fertilizer applications, to replenish losses ...

However, if a soil remains waterlogged for a long period of time and loses its oxygen, nitrate can be converted to a gas by microbes and lost to the atmosphere through a process called denitrification ...

Will Brownback of Spiral Path Farm in Perry County, Pennsylvania has been using biochar for more than a decade to help foster ...