Pakafukufuku waposachedwapa amene wakopa anthu ambiri, ofufuza akuuza anthu nkhani zodabwitsa zokhudza tsogolo la anthu padziko lapansi. Iwo apeza kuti pofika kumapeto kwa zaka za zana lino, chiŵerengero cha anthu pafupifupi m’maiko onse chikuyembekezeka kuyamba kutsika. Ulosiwu ukuchokera ku gulu lomwe linayang'ana zambiri padziko lonse lapansi zokhudza kubadwa, imfa, ndi zomwe zimakhudza kuchuluka kwa ana omwe mabanja amasankha kukhala nawo.