Biodegradable plastics yog cov yas uas degraded los ntawm kev ua ntawm cov kab mob tshwm sim nyob rau hauv tej yam ntuj tso xws li av thiab / los yog xuab zeb, thiab / los yog tej yam kev mob xws li composting los yog anaerobic digestion los yog aqueous kab lis kev cai, thiab nws thiaj li degrade tag nrho rau hauv carbon dioxide ( CO₂) lossis / thiab methane (CH₄), dej (H₂O) thiab cov mineralized inorganic ntsev ntawm cov ntsiab lus uas lawv muaj, nrog rau cov biomass tshiab.
Feem ntau ntawm cov hnab yas siv los ntawm tib neeg rau kev yuav khoom txhua hnub yog ua los ntawm cov roj av, vim yog siv ntau heev, ua rau cov khoom siv pov tseg thiab ib puag ncig muaj kuab lom yog qhov txaus ntshai heev. Cov hnab yas faus rau hauv av yuav siv li 200 xyoo kom lwj thiab ua paug rau cov av; yog incinerated, lawv tsim teeb meem soot thiab toxic gases uas ua phem rau ib puag ncig mus ntev.
Lub hnab yas T-shirt yog lub hnab ua los ntawm PE polyethylene yas ua cov khoom siv tseem ceeb, uas yog qhov tseem ceeb rau tib neeg lub neej txhua hnub thiab feem ntau siv rau lwm yam khoom. Lawv tau siv dav rau lawv qhov pheej yig, lub teeb yuag, muaj peev xwm loj thiab yooj yim ntawm kev khaws cia.
Cov hnab khib nyiab nqa tau yooj yim rau txhua tus neeg, tseem muab kev tiv thaiv tseem ceeb rau ib puag ncig thiab tseem pab txhawb kev sib cais ntawm cov khib nyiab rau kev rov ua dua tshiab.
Ntxiv nrog rau kev txhim kho txuas ntxiv ntawm cov thev naus laus zis tshiab, cov neeg siv khoom tuaj yeem siv cov xim sib txawv ntawm cov hnab khib nyiab los siv cov khib nyiab pov tseg thiab khaws cia, xws li dub rau cov khib nyiab uas tsis tuaj yeem rov ua dua hauv chav ua noj thiab paj yeeb rau cov khoom pov tseg hauv chav nyob thiab kev kawm. Qhov no txuag nyiaj, txuag ib puag ncig thiab tso cai rau kev rov ua dua tshiab ntawm cov peev txheej.
Nrog kev pab los ntawm cov yas ua liaj ua teb, cov neeg cog qoob loo tuaj yeem ruaj ntseg thiab ua kom cov khoom tsim tawm ib hectar nce ntxiv thaum txhim kho qoob loo zoo. Kev siv ntau yam ntawm plasticulture muaj xws li tsev cog khoom, mulch thiab silage stretch films thiab ntau ntxiv.
Qhov kom zoo dua ntawm biodegradable mulch films: Cov neeg ua liaj ua teb tsis tas yuav siv zog sau cov mulch films tom qab sau, tab sis tuaj yeem plows ncaj qha. Qhov no txuag lub sijhawm thiab nyiaj txiag.
cua npuas zaj duab xis yog tsim los ua kom tau raws li cov kev xav tau ntawm kev ntim khoom ntawm txhua lub lag luam, void sau thiab tiv thaiv koj cov khoom sai thiab yooj yim. Nws lub peev xwm hloov tau yooj yim txuas qhov sib txawv ntawm cov tsoos void sau thiab cushioning daim ntaub ntawv. Koj tuaj yeem tsim ntau qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob. Inflatable npuas qhwv muab kev tiv thaiv zoo dua piv rau cov khoom siv thauj khoom ib txwm muaj thiab tseem tuaj yeem khaws cia tau yooj yim noj ib feem ntawm qhov chaw xws li txiv laum huab xeeb thiab ua npuas ncauj.