English: Conceptual diagram of weathering in the subsurface driven by acid production in an overlying soil. Some of the acid generated in soil may be neutralized by mineral weathering reactions in the soil and vadose zone (i.e., unsaturated zone between soils and the water table). The acid that is not neutralized there may react with the aquifer matrix. Two example weathering reactions are shown, one in which potassium feldspar (KAlSi3O8) reacts with acid to produce kaolinite (Al2Si2O5(OH)4) and aqueous potassium and silica, and the other in which calcium carbonate (CaCO3) reacts with acid to produce aqueous calcium and bicarbonate. Solutes generated by these reactions can be transported by groundwater flow to nearby surface water bodies or into the deep subsurface.
an saothar seo a roinnt – an saothar seo a chóipeáil, a dháil amach, agus a tharchur
an saothar seo a athmheascadh – an saothar seo a oiriúnú
Ach amháin má leantar na coinníollacha seo a leanas:
sannadh – Ní mor creidiúint a thabhairt leis an saothar, faoi mar a shonraigh an údar nó tabharthóir an ceadúnais (ach ná húsáid modh a thugann le fios go thacaíonn sé/sí tú féin nó an úsáid a bhaineann tú as an saothar).
comhroinn araon – Má athraíonn tú nó síneann tú amach an saothar seo, ní féidir é a dháileadh ach amhaín faoin gceadúnas céanna nó ceann cosúil leis an gceann seo.