Meyi 20, 2024 ndi "tsiku la padziko lonse lapansi". Bureau wapadziko lonse lapansi wolemera ndi miyeso (bipm) ndi bungwe lapadziko lonse lapansi la chiwonetsero chalamulo (Oiml) adatulutsa mutu wapadziko lonse wa "Milrogy Perrology Day" mu 2024 - "Kukhazikika".
Tsiku lodzikongoletsera padziko lonse lapansi ndi chikumbutso cha kusainira kwa "msonkhano wa mita 25 pa Meyi 20, 1875." Kupereka chithandizo cha kupezeka kwa sayansi mosiyanasiyana, malonda apadziko lonse lapansi komanso kuteteza dziko lonse lapansi. Mu Novembala 2023, ku UNSCo General Conference, Meyi 20 adasankhidwa kukhala tsiku lapadziko lonse la United Nations, tsiku lililonse, chaka chilichonse chimatha kukudziwitsa anthu 20 pachaka.
Post Nthawi: Meyi - 20 - 2024