To keep global warming below 2°C or 1.5°C, carbon dioxide (CO2) must be removed from the atmosphere. This is what almost all climate scenarios say. Emission reductions are the backbone of climate action, but CO2 removal (CDR) plays a role. The Intergovernmental Panel on Climate Change calls CDR "unavoidable".
The EU climate law determines that CDR will become a central part of EU climate action: fro...
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Dr Nils Meyer-Ohlendorf is head of international and European governance at the Ecologic Institute in Berlin.