Kev ua thiab kev tsim cov log tsheb tau tiav los ntawm kev ua haujlwm ntawm kev siv tshuab thiab khoom siv. Yog li, qhov thev naus laus zis kev txhim kho ntawm kev lag luam tau pom tseeb lub zog tsav rau kev txhim kho lub log tsheb kev lag luam thiab kev txhim kho cov khoom kom zoo Ntawm ib sab, nrog kev txhim kho ntawm cov ntaub ntawv thoob ntiaj teb, kev siv tshuab thev naus laus zis, tshuab thev naus laus zis thiab lwm cov txheej txheem thev naus laus zis, kev faib ua feem ntawm cov lag luam thov tag nrho cov kab ntau lawm thiab cov thev naus laus zis hauv kev lag luam cov log tsheb tau nce ntau, uas tau txhawb nqa tag nrho cov khoom lag luam kev ua tau zoo ntawm kev lag luam log tsheb. Kev nrawm nrawm ntawm kev txhawb nqa kev ua kom huv, txuag hluav taws xob thiab kev siv tsawg hauv kev lag luam. Ntawm qhov tod tes, kev siv thev naus laus zis muaj qhov cuam tshuam zoo rau kev txhim kho lub log tsheb kom zoo. Noj cov log tsheb radial ua piv txwv, rau txhua 20% -30% txo hauv dov tsis kam ntawm cov log tsheb radial, lub tsheb roj tuaj yeem txuag tau li 2% -4%, nqi roj tsheb tuaj yeem nce ntxiv 35%, thiab CO2 emissions ib 100 mais tuaj yeem muaj txo los ntawm kwv yees li 400g.
