Kizuuliddwa nti ebbugumu elisukkiridde lyongera ku musujja gw’ensiri okweyongera eri abantu ababeera mu bifo ebitali bya kikko.
Okunonyereza okukoleddwa kulaga nti abanti ababeera mu nsozi za Africa ne South America beebamu ku balumwa ennyo omusujja mu nnaku z’ebbugumu.
Kino kikivaako ensimbie zissibwa mu kujjanjaba omusujja okweyongera.