Ụkọ mmiri

Nkọwa Gasị 
A kọwaala ụkọ mmiri dịka "enweghị ihe onwunwe mmiri dị ọcha" ma a na-eche na ọ bụ ihe "mmadụ na-akpali". A pụkwara ịkpọ nke a "ụkọ mmiri a na-ahụ anya". E nwere ụdị ụkọ mmiri abụọ. Otu bụ ụkọ mmiri a na-ahụ anya na nke ọzọ bụ ụkọ mmiri nke akụ na ụba. Ụfọdụ nkọwa nke ụkọ mmiri na-ele anya na mmiri dị mkpa na gburugburu ebe obibi. Usoro a dịgasị iche site n'otu nzukọ gaa na nke ọzọ. 

 Echiche ndị metụtara ya 
E nwere ọtụtụ nkọwa na akwụkwọ ọgụgụ sayensị. Ha kowachara okwu ndị a: "ụkọ mmiri", "nrụgide mmiri", na "ihe ize ndụ mmiri". Onye isi ọrụ mmiri, atụmatụ nke UN Global Compact, tụrụ aro ka ha kwekọọ na 2014. The CEO Water Mandate (2014) Driving Harmonization of Water-Related Terminology, Discussion Paper September 2014. Alliance for Water Stewardship, Ceres, CDP (formerly the Carbon Disclosure Project), The Nature Conservancy, Pacific Institute, Water Footprint Network, World Resources Institute, and WWFN'akwụkwọ mkparịta ụka ha, ha kwuru na ekwesighi iji okwu atọ a mee ihe n'ụzọ na-agbanwe agbanwe.
Òtù:Mmírí