Article from 19.02.2014 | Last changed: 17.11.2025
… archaeological artifacts and contain evidence of historical farming practices. For example, clear-cutting of entire forests in medieval times and the consequent lack … soils. Changes in soil chemistry can potentially mobilize bound substances, an example of this being increasing soil acidification provoked by lower pH values. … compounds are changed by a chemical reaction and lose their original structure, an example of this being acid buffering of a substance such as nitric acid, which …