UN advises against offsets for carbon removal technologies
Billions of dollars are pouring into tech-based solutions to suck carbon dioxide from the atmosphere but the UNFCCC says they are unproven and pose unknown risks.
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Denmark to put CO2 in seabed in step towards carbon negativity
Denmark wants to suck more carbon dioxide out of the air than it emits by 2050 and store it in old North Sea oil and gas fields
British Airways plans to offset rising emissions by sprinkling crushed rocks
The airline will pay a UK company to carry out enhanced rock weathering, which speeds up natural carbon-absorbing processes