Sele ngo-Okthobha besiphawula ukuba uninzi lombane Isebenzisa iCosta Rica ivela kumandla ahlaziyekayo. Zonke iindaba ezimnandi ezijoyina enye efike ekuqaleni kwale nyanga apho umlinganiswa ophambili yiUruguay nge Ipesenti enkulu yombane efunyenweyo kule mithombo yamandla icocekileyo negcinakalayo.
ICosta Rica yi ilizwe elincinci elinabantu abangaphantsi kwesigidi se-5. Kutshanje kukhutshwe ingxelo apho kuboniswe khona ukuba kwiintsuku ezingama-285 bewufumana njani umbane kwi-100% kwezi zinto zihlaziyiweyo. Ngoku, iZiko loMbane laseCosta Rican lisungule elinye apho libanga ukuba i-99% yawo onke umbane ofunyenweyo uvela kolu hlobo lomthombo ngo-2015. Esinye, i-1%, sasivela kwizibaso.
Urhulumente waseCosta Rican uxele ngoMatshi ukuba ilizwe belikhona ukuya ngqo kumandla ahlaziyekayo okokuqala kwiintsuku ezingama-75 kulo nyaka. Ikwasete ithagethi yokufikelela kwiipesenti ezingama-97,1 kumbane wobushushu, umoya, i-biomass kunye nemithombo yamandla elanga unyaka wonke.
Oku kuye kwaba ubuhlanga ngokuchasene nexesha lamazwe amaninzi ukusebenzisa izinto ezinokuhlaziywa ngokupheleleyo. I-Uruguay lelinye lala mazwe avelisa iipesenti ezingama-95 zombane wazo kwimithombo yamandla acocekileyo. I-Iceland ikwajonga indlela yokufezekisa okufanayo, kwaye iDenmark kutsha nje ivelise uninzi lwe-140% yemfuno yombane evela kumatshini omoya.
Enkosi kula mazwe sinokuthi kuvula indlela yabaninzi ukuba bajoyine ukuze bathi bafikelela phantse kwi-100% yamandla ahlaziyekayo. Nangona amazwe athile, kunye nokusetyenziswa kombane okuphezulu kwiplanethi, njenge-United States, kungathatha iminyaka engama-35 kukwazi ukufumana i-80% yombane wayo kule mithombo.