Human activities affecting these processes can lead to carbon loss ... of the original carbon is retained in the soil through the formation of humus, a product that often gives carbon-rich soils ...

Learn about a new phylum of microbes that lives in deep soil, a layer of the Earth that supports water cycling and nutrient ...

The iron and aluminium oxides collect in the 'B' horizon where the iron oxides can accumulate to form a thin layer of hardpan, which impedes drainage through the soil. Illuviation is the process ...

Gley soils represent the most extensive soil cover in Scotland. These soils are found on gentler slopes or in areas of high rainfall where the water does not drain away readily. All the glacial ...

Scientists have discovered a new phylum of microbes in Earth's Critical Zone, an area of deep soil that restores water quality. Ground water, which becomes drinking water, passes through where these ...

Scientists have discovered a brand-new group of microbes living deep underground in Earth’s soil—and they might play a big ...

However, China's black soil has been degraded over the years by poor land management practices and the heavy use of chemical fertilizers. "The formation process of black soil is extremely slow ...