Soil erosion negatively affects the environment by stunting the new growth of plant life due to removal of topsoil. Erosion greatly reduces the quality of the soil. More » Science Earth Science Soil

The effects of erosion are varied, but the most obvious effect is the removal and destruction of land. Whether caused by wind or water, erosion leads to the displacement of soil, rocks, plants and seeds. These direct eff... More »

Erosion effects humans by adding additional toxic organic chemicals and heavy metals to the soil as well as eroding land so that there is less land to farm on. Humans are accelerating the rate of erosion. More »

While regolith is a layer of loose, uncompacted dirt, dust and rocks sitting on top of bedrock, soil is the portion of the regolith that is able to support plant life. Soil contains organic matter, liquids and minerals, ... More »

According to HGTV, it takes at least 500 years to make just 1 inch of topsoil, and there are more living organisms in just 1 tablespoon of soil than there are people living on the planet. Some of the soil on Earth is sta... More »

The distinct soil layers, or horizons, are organic matter, humus, topsoil, the eluviated layer, subsoil, regolith and bedrock. The main horizons are also referred to as master horizons and are often designated and recogn... More »

Contour plowing conserves soil by following the lay of the land and creating ridges that form a water break to prevent soil erosion. Furrows that do not follow the lay of the land cause rapid runoff during rainfall by fo... More »