Soil is a living, diverse, and complex ecosystem that contains nutrients for plant growth. Dirt is a mix of sand, silt, and ...

Clay soil is heavy and nutrient-dense, with excellent water retention. It is great for lettuce, broccoli, and cabbage. It becomes compacted when wet and cracks in the sun. Loamy soil is a versatile ...

Soils are composed of a mixture of sand, silt, clay and organic matter. Both the clay and organic matter particles have a net negative charge. Thus, these negatively-charged soil particles will ...

What do glaciers and the Sahara Desert have in common? Both are sources of silt-size particles that interact with wind, sand, and vegetation to form loess deposits. Deflation, the lifting and ...

Archaeologists in Bulgaria have identified an “exceptionally well-preserved” marble statue of a Roman man that was uncovered ...