Liyini idamu?
Idamu liyisithiyo esivimba ukugeleza kwamanzi omfula bese kwakheka ichibi lokufakelwa. Amadamu asetshenziswa ngezizathu ezihlukahlukene. Amanye amadamu asetshenziselwa ukuqoqa amanzi ezimbonini, kwezolimo noma ekunikezeni amanzi emisele yamanzi. Okunye ukusetshenziswa kungaba ukukhiqizwa kwamandla okusebenzisa ama-hydroelectric turbines. Ngezinye izikhathi, kuyindlela yokulawula ukugeleza kwamanzi okuhloswe ngayo ukuvimbela izikhukhula noma ukubuyiselwa komhlaba.