Bo-rasaense ba bolela esale pele hore lilemong tse 30, metsi a loketseng ho nooa a tla fokotsoa ka halofo. Har'a mehloli eohle, ¾ ea metsi a hloekileng polaneteng e na le boemo bo tiileng - leqhoeng, 'me feela ¼ - ka metsing. Mehloli ea lefatše ea metsi a nooang e fumaneha matšeng a metsi a hloekileng. Tse tummeng ka ho fetisisa ho tsona ke tse latelang:
- Holimo;
- Tanganyika;
- Baikal;
- Ladoga;
- Onega;
- Sarez;
- Ritsa;
- Balkhash le ba bang.
Ntle le matša, linoka tse ling le tsona lia khonahala, empa hanyane. Maoatle a maiketsetso le matamo a ntse a etsoa ho boloka metsi a hloekileng. Brazil, Russia, USA, Canada, China, Colombia, Indonesia, Peru, jj ba na le mehloli e meholo ea metsi lefatšeng.
Khaello ea metsi a hloekileng
Litsebi li pheha khang ea hore haeba matamo 'ohle a nang le metsi a hloekileng a ne a ka aroloa ka ho lekana polaneteng, ho ne ho tla ba le metsi a nooang a lekaneng batho bohle. Leha ho le joalo, matamo ana a ajoa ka mokhoa o sa lekanang, mme ho na le bothata ba lefatše ka bophara joalo ka khaello ea metsi a nooang. Ho na le mathata ka phepelo ea metsi a nooang Australia le Asia (Bochabela, Bohareng, Leboea), ka leboea-bochabela ho Mexico, Chile, Argentina, hape le hohle Afrika. Ka kakaretso, khaello ea metsi e ba teng linaheng tse 80 tsa lefats'e.
Moreki oa mantlha oa metsi a hloekileng ke temo, ka karolo e nyane ea ts'ebeliso ea masepala. Selemo se seng le se seng tlhoko ea metsi a hloekileng ea eketseha, 'me bongata ba eona ea fokotseha. Ha a na nako ea ho tsoela pele. Sephetho sa khaello ea metsi:
- fokotseha ha chai;
- keketseho ea liketsahalo tsa batho;
- khaello ea metsi 'meleng ea batho ba lulang libakeng tse omeletseng;
- ho eketsa lefu la batho ka lebaka la khaello ea metsi a nooang.
Ho rarolla bothata ba khaello ea metsi a hloekileng
Mokhoa oa pele oa ho rarolla bothata ba khaello ea metsi a nooang ke ho boloka metsi, e leng seo motho e mong le e mong lefatšeng a ka se etsang. Ho etsa sena, ho hlokahala hore ho fokotsoe ts'ebeliso ea ts'ebeliso ea eona, ho thibela ho dutla, ho chencha lipompo ka nako, ho se silafatse le ho sebelisa mehloli ea metsi ka mokhoa o utloahalang. Mokhoa oa bobeli ke ho theha matamo a metsi a hloekileng. Litsebi li khothaletsa ho ntlafatsa theknoloji ea ho hloekisa metsi le ho e lokisa, e tla e boloka. Hape hoa khonahala ho fetola metsi a letsoai ho ba metsi a hloekileng, e leng tsela e ts'episang ho feta ea ho rarolla bothata ba khaello ea metsi.
Ntle le moo, ho hlokahala hore ho fetoloe mekhoa ea ts'ebeliso ea metsi temong, mohlala, sebelisa nosetso ea rothele. Hoa hlokahala ho sebelisa mehloli e meng ea hydrosphere - sebelisa leqhoa le ho etsa liliba tse tebileng ho eketsa palo ea lisebelisoa. Haeba re sebetsa ka linako tsohle ho nts'etsapele mahlale, joale haufinyane ho tla khonahala ho rarolla bothata ba khaello ea metsi a hloekileng.
