Muaj cov pa roj kub hloov pauv ntawm qhov rooj qhov rai kev lag luam, K tus nqi. Qhov loj dua tus nqi ntawm K, ntau lub cua sov hloov pauv thiab ntau lub zog poob. Hloov siab, qhov hluav taws xob tsawg yog hloov mus, lub zog qis dua.
Raws li cov qauv EU tam sim no, cov qhov rooj thiab qhov rai K qhov tseem ceeb yog feem ntau ntawm 1.1 thiab 1.3. Xyoo tsis ntev los no, tus qauv German K-tus nqi rau qhov rooj thiab qhov rai tau nqis los ntawm 1.3 rau 1.1, thiab Switzerland tau hloov kho ntawm 1.3 rau 0.7. Fabkis npaj kom ua tiav lub zog siv hluav taws xob hauv cov tuam tsev ua ntej 2020.
Ntawm qhov tod tes, qhov xwm txheej tam sim no ntawm kev txuag hluav taws xob hauv cov qhov rooj thiab qhov rai hauv Suav tau txhawj xeeb. Peb muaj ze li 30 xyoo nyob hauv qab cov tebchaws vam meej. Piv txwv li, K tus nqi ntawm Shanghai yog 2.8, uas yog sib npaug rau German tus qauv 1984.
Ntawm Paris Kev Nyab Xeeb Kev Nyab Xeeb, Suav tau cog lus rau lub ntiaj teb: "Tuam Tshoj yuav nce nws cov pa roj carbon dioxide ntau ntxiv nyob ib puag ncig 2030 thiab siv zog ua kom tiav sai li sai tau. 65% piv nrog 2005. Tsis yog fossil lub zog Qhov feem ntawm kev siv hluav taws xob tsawg yog kwv yees li 20%, thiab cov khoom siv hav zoov muaj kwv yees li 4,5 billion cubic meters ntau dua nyob rau xyoo 2005. "
Raws li ib feem ntawm lub tsev qhib teeb pom kev zoo, lub qhov rooj thiab lub qhov rai ua haujlwm muaj 50% ntawm lub tsev siv zog, yog li lub qhov rooj thiab lub qhov rais kev lag luam yuav dhau los ua qhov tsis pom tseeb ntawm kev txuag hluav taws xob.