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policy instrument
London Protocol 2013 Amendment on Marine Geoengineering
Jurisdiction countryInternational
Instrument typepermitting-regulatory
Authoritygovernment
PathwaysOcean alkalinity enhancement, Cultivated macro/microalgae
Scopecarbon removal only
Statusproposed
DetailAmendment to the London Protocol to regulate marine geoengineering techniques that fall within the scope of the London Protocol and have the potential to cause widespread, long-lasting or severe impacts on the marine environment. As of October 2023, the amendment has received six instruments of acceptance (United Kingdom, Finland, Kingdom of the Netherlands, Norway, Estonia, Germany) and requires
Stated statusproposed
Pathway scopespecific
Pathway noteamendment enables regulation of marine geoengineering including 'ocean alkalinity enhancement and biomass cultivation for carbon removal'
Previous authorityregistry
Correction noteWritten by a government or intergovernmental body, so a policy and not a standard.
Correction date2026-10-28
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