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Soil contamination, soil pollution, or land pollution as a part of land degradation is caused by the presence of xenobiotic (human-made) chemicals or other alteration in the natural soil environment.
Soil retrogression and degradation are two regressive evolution processes associated with the loss of equilibrium of a stable soil.Retrogression is primarily due to soil erosion and corresponds to a phenomenon where succession reverts the land to its natural physical state.
Bioavailable phosphorus (available to soil life) is the element in soil that is most often lacking. Nitrogen and potassium are also needed in substantial amounts. For this reason these three elements are always identified on a commercial fertilizer analysis.
Various definitions of pollution exist, which may or may not recognize certain types, such as noise pollution or greenhouse gases.The United States Environmental Protection Administration defines pollution as "Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard.
The Detroit Lions had a good injury note ahead of the playoffs as head coach Dan Campbell said he expects running back David Montgomery to be available for the divisional round.
The first environmental effect is increased crop growth, such as in the Rubaksa gardens in Ethiopia The irrigation that grows crops, especially in dry countries, can also be responsible for taxing aquifers beyond their capacities.
Mycosphaerella is a genus of ascomycota.With more than 10,000 species, it is the largest genus of plant pathogen fungi.. The following introduction about the fungal genus Mycosphaerella is copied (with permission) from the dissertation of W. Quaedvlieg (named: Re-evaluating Mycosphaerella and allied genera).
Richard E. Grant (born Richard Grant Esterhuysen; [2] [3] 5 May 1957) is a Swaziland-born English actor [4] [5] [6] and presenter. [1] He made his film debut as Withnail in the comedy Withnail and I (1987).