Glossary Terms

Showing entries starting with “E”.

E

Earthworm

Soil-dwelling invertebrates that consume organic matter, create burrows, and greatly enhance soil fertility, aeration, and structure.

Ecological footprint

A measure of human demand on ecosystems, often expressed as the land and resources required to sustain an individual or population.

Ecosystem services

The benefits humans obtain from ecosystems, including food production, water purification, pollination, and climate regulation.

Effluent

Liquid waste, often from industrial or agricultural sources, discharged into the environment and potentially contaminating soil or water.

Eluviation

The downward movement of clay, organic matter, or minerals through a soil horizon by leaching.

Endangered soil

Soils at risk of losing their productive capacity due to erosion, salinization, compaction, or pollution.

Endemic species

Species that are native to and restricted within a specific geographic region.

Erosion

The wearing away and removal of soil or rock particles by wind, water, or ice, often accelerated by human activity.

Erosion control

Practices designed to reduce soil loss, such as terracing, cover crops, mulching, or windbreaks.

Erosion hazard

The potential risk of soil loss from a given area, depending on factors such as slope, rainfall intensity, soil type, and land management.