<prompt> Tilmaamni baayinni ummata addunyaa bara 2021 maali?nan  <response>: Hanga Waxabajjii bara 2021tti tilmaamni baayinni ummata addunyaa gara namoota biiliyoona 7.9 akka tau Dhaabbanni Mootummoota Gamtoomanii World Population Prospects ni mulisa. Haa tau malee, tilmaamni baayina ummataa malaa fi tilmaama shallaggii keessatti fayyadaman irratti hundaauun xiqqoo garaagarummaa qabaachuu akka dandau hubachuun barbaachisaadha. 