When the soil becomes compacted, it limits the movement of air and water beneath the ground, suffocating both the roots and ...

Pore spaces make up approximately 50% of soil by volume. They act as conduits for air and water movement through the soil. The other 50% of soil is composed of minerals, organic matter ...

Fire also may create a hydrophobic (water-repelling) layer within the soil, which may speed the movement of material downslope, especially with large or high-intensity rainfall events (Morgan 2009).

Gardeners put a lot of effort into their landscape, and adding mulch will help reap many benefits, said David Hillock, ...

A team of researchers say they want to look at what exposure to toxins from thousands of burned structures does to people ...

Soil conditioner is rich in organic matter that improves soil structure and enhances air exchange, water movement and root growth. Mycorrhizae may be added to improve nutrient absorption.

Soil creep is a very slow movement, occurring on very gentle slopes because of the way soil particles repeatedly expand and contract in wet and dry periods. When wet, soil particles increase in ...

2005). With the exception of C, H, and O, which plants obtain from air and water, plants derive the remaining 14 elements from the soil or through fertilizers, manures, and amendments (Parikh ...