RonglaiUbuvuzi bufite uruganda rwa metero kare 50000-100000 rufite agaciro ka buri mwaka ingana na miliyoni 33.6.Dufite ibikoresho byuzuye hamwe nubuhanga busanzwe bwo gukora, kandi dushobora guha buri mukiriya ibicuruzwa byo hejuru.
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