Alkalinity enhancement methods face questions over durability -study

Published 08:20 on May 25, 2026 / Last updated at 08:20 on May 25, 2026 / / Americas (LATAM & Caribbean), Asia Pacific (Asia), CO2 Management (Engineered Removals)

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Alkalinity enhancement, whether applied on land through enhanced rock weathering or directly in marine environments, faces questions over durability because dissolved mineral compounds are often lost during transport, and not fully captured in current monitoring, according to a study.

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India seeks feedback on new methodologies for ships, transit, recycling

Published 07:01 on May 25, 2026 / Last updated at 07:01 on May 25, 2026 / / Asia Pacific (Asia), CO2 Management (Engineered Removals), Net Zero Transition (Power/Electrification), Voluntary (VCM Developments, VCM Governance)

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India has opened public consultation on three new draft methodologies under the offset mechanism of its Carbon Credit Trading Scheme (CCTS), looking at generating units from activities related to transport, maritime electrification, and vehicle recycling.

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Iwi leader accuses NZ govt, emitters of ‘coordinated campaign’ to scupper climate litigation

Published 06:11 on May 25, 2026 / Last updated at 06:11 on May 25, 2026 / / Asia Pacific (Pacific), Net Zero Transition (Litigation)

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The climate activist and iwi leader suing some of New Zealand’s biggest emitters for climate damage has accused the government of covering up lobbying by some of the defendants, following the release of briefings given to the prime minister’s office outlining legislative changes to ban such litigation.

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Methane emissions from global rice paddies surge as soil carbon sink weakens -study

Published 18:52 on May 23, 2026 / Last updated at 18:52 on May 23, 2026 / Americas (LATAM & Caribbean, US & Canada), Asia Pacific (Asia, Pacific), EMEA (Africa, Europe, Middle East), Nature-based Carbon (Other NbS), Voluntary (VCM Developments)

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Global greenhouse gas emissions from rice paddies have nearly doubled over the past six decades, driven primarily by expansion in cultivated area and intensified crop residue incorporation, with methane remaining by far the dominant source of warming, according to a new study.

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Ocean CDR initiative funds studies into alkalinity enhancement impacts on fisheries, marine species

Published 22:19 on May 22, 2026 / Last updated at 22:19 on May 22, 2026 / / Americas (LATAM & Caribbean, US & Canada), Asia Pacific (Asia, Pacific), CO2 Management (CCUS, Engineered Removals), EMEA (Africa, Europe, Middle East), Nature-based Carbon (Other NbS), Voluntary (VCM Developments)

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An ocean carbon removal research initiative has awarded funding to two scientific projects examining how ocean alkalinity enhancement (OAE) could affect commercially and culturally important marine species, amid growing scrutiny over the ecological risks of marine CO2 removal techniques.

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Carbon marketplace launches new CORSIA credit auction

Published 14:55 on May 22, 2026 / Last updated at 14:55 on May 22, 2026 / / Asia Pacific (Asia), International (Aviation/CORSIA), Voluntary (VCM Developments)

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A carbon marketplace and exchange has launched its first digital carbon credit auction for 75,000 CORSIA-labelled carbon credits.

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Deforestation engagement tool launches for the financial sector

Published 13:34 on May 22, 2026 / Last updated at 13:34 on May 22, 2026 / / Americas (LATAM & Caribbean, US & Canada), Asia Pacific (Asia, Pacific), EMEA (Africa, Europe, Middle East), Nature & Biodiversity (Corporate)

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A coalition of 23 NGOs launched a tool this week, aimed at helping financial institutions engage with corporates on deforestation.

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Japan changes seabed drilling permit rules for CCS under conservation law revision

Published 13:29 on May 22, 2026 / Last updated at 13:29 on May 22, 2026 / / Asia Pacific (Asia), Nature & Biodiversity (Policy), Nature-based Carbon (Other NbS)

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Japan set out permitting standards for seabed drilling in environmental conservation areas on Friday, for purposes including offshore carbon capture and storage (CCS) projects, in changes to a conservation law.

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CN Markets: CEAs under pressure near RMB 80 mark as policy optimism fades

Published 13:11 on May 22, 2026 / Last updated at 11:44 on May 29, 2026 / / Asia Pacific (Asia, Compliance Markets & Taxes)

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Prices in the Chinese emissions market drifted toward the RMB 80 ($11.15) mark last week despite stable trading volumes, leaving traders to question whether policy optimism will continue to support current levels.

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BRIEFING: World Bank urges countries to embed carbon pricing, Article 6 plans into climate strategies

Published 11:30 on May 22, 2026 / Last updated at 11:30 on May 22, 2026 / / Americas (LATAM & Caribbean, US & Canada), Asia Pacific (Asia, Pacific), EMEA (Africa, Europe, Middle East), International (Paris Article 6/PACM, UN Climate Talks), Net Zero Transition (Investment, Reporting & Disclosure)

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Countries need to stop looking at carbon pricing in silos when it comes to long-term climate planning and instead embed it into national strategies from the outset, the World Bank said in two complementary reports.

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