A grey or light-coloured 'E' horizon is the result of severe leaching, or eluviation, which washes out everything but quartz grains. Eluviation is the removal of soil, clay, silt or fine organic ...

Spodosol formation depends on the water percolating ... up the distinct horizons and move material back up through the soil horizons. Use a plow on these mountains, and what took 10,000 years ...

Williams, along with two other UNLV researchers, performed an in-depth micromorphological investigation of BSC samples from the Mojave Desert to better understand the formation, structure ...

Ozone pollution is a global environmental concern that not only threatens human health and crop production, but also worsens ...

Soil organisms, like earthworms, mix the materials together, merging the boundaries between the horizons. These soils are leached, but not heavily, so the aluminium and iron oxides are dispersed ...