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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. It is typically caused by industrial activity, agricultural chemicals or improper disposal of waste .
Children may also have a higher intake of lead than adults; they breathe faster and may be more likely to have contact with and ingest soil. [125] Children of ages one to three tend to have the highest blood lead levels, possibly because at that age they begin to walk and explore their environment, and they use their mouths in their exploration ...
Ammonium nitrate, a specific component of fine particle air pollution primarily produced by agricultural emissions, is associated with decreased learning and memory performance in children aged ...
The soil and rock removed is deposited in nearby valleys, hollows and depressions, resulting in blocked (and contaminated) waterways. [10] [11] Removal of soil and rock overburden covering the coal resource may cause burial and loss of topsoil, exposes parent material, and creates large infertile wastelands.
Story at a glance Residents of impoverished neighborhoods are exposed to higher levels of air pollution. Although previous research has detailed a link between poverty and poor educational ...
A new report finds that about one in 11 public schools are too close to high-traffic roads or highways -- and that may be putting our children at risk.
Shade trees return organic matter to the soil through falling leaf litter and decaying branches. [13] The shade provided by these trees also helps to keep soil moist in dry seasons [12] which results in less damaging irrigation practices. Shade trees will raise the amount of infiltration and slow erosion of the soil. [13]
Concrete dust released by building demolition and natural disasters can be a major source of dangerous air pollution. The presence of some substances in concrete, including useful and unwanted additives, can cause health concerns due to toxicity and (usually naturally occurring) radioactivity. [4]