Biodegradable hnab yas yog ib yam khoom uas tau raug thawb mus rau hauv cov pej xeem qhov muag tom qab lub teb chaws txwv tsis pub cov yas. Piv nrog cov hnab yas qub qub, qhov zoo ntawm cov hnab yas degradable yog dab tsi? Qhov zoo ntawm tag nrho biodegradable hnab yas cia peb saib.
1. Txo cov peev txheej av
Hauv keeb kwm ntawm tib neeg, hnab yas yog yooj yim heev thiab siv tau yooj yim, uas tau ua rau tib neeg lub neej niaj hnub tsis muaj hnab yas. Qhov yooj yim thiab ceev ntawm cov hnab yas tau ua rau tib neeg tsis nco qab tias lub hom phiaj tseem ceeb ntawm cov hnab yas tsis yog cov khoom siv pov tseg, thiab lawv feem ntau muab pov tseg tom qab siv ib zaug. Tab sis ntau tus neeg tsis paub tias cov khoom siv tseem ceeb rau kev tsim cov hnab yas yog polyethylene, uas nyuaj rau degrade. Ntau lub hnab yas pov tseg tau muab faus rau hauv av, uas yuav ua rau thaj chaw loj ntawm thaj av tau nyob ntev vim yog faus hnab yas. Kev ua paug dawb "" Thaum cov hnab yas uas tib neeg siv tau hloov los ntawm cov hnab yas degradable, qhov teeb meem no tau daws tau. Piv nrog rau cov hnab yas polyethylene qub, nws nyuaj heev rau degrade. zoo heev alleviates cov pov tseg ntawm av cov peev txheej.
2. Txo cov pa roj carbon emissions
Muab piv nrog cov hnab yas qub, cov hnab yas degradable kuj tsim nyog qhuas, thiab qhov ntawd yog carbon dioxide emissions. Cov yas degradable tso tawm cov pa roj carbon dioxide tsawg dua thaum cov txheej txheem degradation dua li cov yas yas, thiab vim tias cov hnab yas degradable tsis yog ua los ntawm polyethylene, nws tso tawm txog 2 kilograms ntawm carbon dioxide tsawg dua li cov yas yas.
3. Txo kev siv hluav taws xob
Cov hnab yas siv cov fossil fuels hauv cov txheej txheem tsim khoom, thiab cov hnab yas biodegradable txo cov fossil fuels yuav luag ib nrab. Piv txwv li, yog tias tag nrho cov khoom yas hauv ntiaj teb tau hloov nrog cov hnab yas degradable nyob rau hauv ib xyoos, ces yuav luag 1.3 billion barrels ntawm fossil fuels yuav tau txais kev cawmdim nyob rau hauv lub xyoo no, thiab cov nyiaj khaws cia nyiaj rau yuav luag ib feem ntawm lub ntiaj teb no fossil fuels. noj.
Cov hnab yas tuaj yeem yog "tseem ceeb" hauv tib neeg lub neej txhua hnub, tab sis cov hnab yas degradable tuaj yeem hloov lawv mus rau hauv cov khoom hloov tau. Txhawm rau ua kom ib puag ncig zoo nkauj dua, cov hnab yas degradable yog qhov tseem ceeb.
