Ho latela moruo letsatsi le leng le le leng ka Hlakubele
Mabapi le sebopeho, tšebeliso ea matla a lefatše lohle e eketsehile ka 2. 4%, e fetisang litebello tse fetang 5%. Pele ho phallo e kholo ea theknoloji ea motlakase e seng fossis, nts'etsopele e hloekileng le e tlase ea matla a setsopo e tla lula e le litaba tsa motheo tsa phetoho ea matla.
Ho tloha ponong ea tlhahiso, ho theoha ha koana le koana le koana le koana le kotlo e kholo, ho kenyeletsoa lekhalelo tsa meralo ea China} ka 2018, lik'hamphani tse tharo tse kholo tsa ho ithuta E fihletse letoto la li-thU tsa Bohai ba Bohai Bay, Xina, Promohelo ea Oe ea 189, tlase ho 1% ea selemo
Ho tloha ka pono ea phetisetso ea indasteri, phetoho ea indasteri ea Gene ea China e ile ea tsoella pele ho aha ts'ebetso ea 'maraka oa oli le ea khase. Likhoebo tsa oli le liharete tsa khase li ile tsa buleha ka potlako {{4 4 lebelo la matsete a tsoang kantle ho naha le potlakile haholo mme botebo bo eketsehile haholo {5 5}