Notat: Det bæredygtige potentiale for CO
2
-
fangst og lagring
Af Karsten Capion og Tobias Johan Sørensen, november 2021
Indhold
Sammenfatning ................................................................................................................................................. 2
Politiske anbefalinger ........................................................................................................................................ 2
Indledning .......................................................................................................................................................... 3
Nødvendigt med afklaring og tidlig handling .................................................................................................... 3
Der er brug for både afgifter og tilskud ............................................................................................................. 4
Bæredygtige kilder til CO
2
-fangst ...................................................................................................................... 5
Affaldsforbrændingsanlæg ............................................................................................................................ 6
Industrielle processer .................................................................................................................................... 8
Biogas .......................................................................................................................................................... 10
Tvivlsom økonomi og klimaeffekt ved biomasse-CCS ................................................................................. 11
Direct-Air-Capture ....................................................................................................................................... 11
CCS er Ingen sovepude
–
der er behov for yderligere reduktioner i alle sektorer .......................................... 12
Lagring af CO
2
.................................................................................................................................................. 13
Start med lagring offshore........................................................................................................................... 13
Kystnære lagre er økonomisk fordelagtige ................................................................................................. 14
Svært at satse for stort ................................................................................................................................ 14
CCS har større klimagevinst end kulstofbaseret PtX ....................................................................................... 15
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