Ntuj Hloov 5 yam teeb meem ntawm txhua yam nyob ib puag ncig uas peb yuav tsum xav txog (5 environmental problems) 5 yam teeb meem ntawm txhua yam nyob ib puag ncig uas peb yuav tsum xav txog. (5 environmental problems we to consider) 5 yam teeb meem no yog 5 yam uas ua teeb meem rau lub ntiaj teb zim txwv no, yog
Lub koob tsheej Hackathon nyob Singapore tau coj cov Kav Tos Liv 80 leej tuaj txhim kho kev daws teeb meem Digital hauv lub Koom Txoos.
