Letamo la Nnywane
Letamo la Nnywane ke letamo le le mo molapong ya Nnywane mo Botswana. Letamo le le nosa batho ba Lobatse, toropong eo eleng dikilomithara di le masome a supa go mo borwa jwa toropong kgolo ya Gaborone.[1] Metsi go tswa mo letamong le, ana le go fetesediwa kwa toropong ya Gaborone fa go tlhokafala.[2]
Kago
fetolaLetamo la Nnywane ke lone le lennye mo matamong otlhe a a kafa tlase ga bodiredi jwa Water Utilities Cooperation. [3]Letamo le le dirilwe ka ngwaga wa 1970 ka go epiwa ga lefatshe mme lena le boteng jwa selekanyo sa 238 square kilometers(92 sq mi) le boatlhamo jwa selekanyo sa 1.6 square kilometers (0.64 sq mi)[4] mme e tshola selekanyo sa metsi a bokete jwa 2,3000.000 cubic metres(81,000.000 cu ft)[5]. E tshelwa ke molapo wa Nnywane oo o elelang fela fa gole dipula[6]. Fa tlasenyana, Noka ya Nnywane e tshela mo molapong wa Ngotwane yo o tshelang mo letamong la Ngotwane mo Aforika Borwa. Noka ya Ngotwane etlabo e kopanya Aforika Borwa le Botswana pele gae tshela mo letamong la Gaborone.[7]
Kafa Letamo le Tshelang ka Teng
fetolaKa mabaka a seemo sese kwa godimo sa mogote oo dirwang ke komelelo, selekanyo sa diperesente di le masome a mabedi le boraro sa metsi se a latlhega ka lebaka la metsi aa tsewang ke phefo ee molelo mo ngwageng.[8] Gona ga pula ga go ikanyege, mme fela go tswa ka ngwaga tsa bo 1978-1979 tsa paka ya pula, kefa go nna le tshimologo ya komelelo. Letamo le leile la kgala ka ngwaga wa 1982 mme batho ba tshwanelwa ke go pompa metsi mo motsweding oo kafa tlase ga lefatshe[9]. Magare ga dingwaga tsa 1998 go tsena 2008 selekanyo sa metsi mo letamong ene ele gotswa ka diperesente di le 39.1 ka ngwaga wa 2003 go tsena kwa go 100% ka ngwaga wa 2006.[10] Mme ene ya re ka ngwaga wa 2012 kgwedi ya Seetebosigo mo marigeng aa maswe, letamo le la fokotsega go fitlhelela selekanyo sa diperesente di le masome a matlhano le bobedi.[11]
Metswedi
fetola- ↑ Mwakikagile 2009, p. 65
- ↑ Prommer 2001, p. 11.
- ↑ Department of Environmental Affairs 2006, p.27.
- ↑ Water Utilities Corporation 2010
- ↑ Central Statistics Office 2009, p.3.
- ↑ De Vrces & Gieske 1990, p.84.
- ↑ Ngwanaamotho 2011,p.
- ↑ Department of Environmental Affairs 2006, p.26.
- ↑ De Vrces & Gieske 1990,p.86.
- ↑ Central Statistics Office 2009p.4.
- ↑ Morewagae 2012