This technology update on Ocean Alkalinity Enhancement (OAE) and Direct Ocean Capture (DOC) summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to...
Geoengineering Technologies
Institutionalising Article 6: Bureaucracy, Technology, and the Future of Global Carbon Markets
Guest article by Tamra L Gilbertson As the UNFCCC mid-term process drew to a close in Bonn, Germany, the overall picture was difficult to ignore. Major areas of negotiation, including the Global Goal on Adaptation and the Mitigation Work Programme, ended without...
Artificially fertilising the ocean in order to sink carbon as a climate solution is gathering momentum
This update on Ocean Fertilisation and Artificial Upwelling summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. ...
How does it feel? Reflections on a community’s struggle to protect its coastline from marine geoengineering
By Senara Wilson Hodges, Keep Our Sea Chemical Free and The Cornwall Carbon Scrutiny Group How does it feel to sink your bare feet into the sparkling ocean? To stand silently with people who love this bay and have fought to protect it? To close your eyes and to feel...
Weak voluntary certification and flawed carbon accounting are legitimising the biochar boom
This technology update on biochar summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. It was researched and written...
ARIA: The UK’s dubious ‘deep tech’ agency
In 2025 a new ‘high risk-high reward’ agency funded by the UK Government began bankrolling outdoor solar geoengineering experiments, in direct contravention of agreed international moratoria and norms. ETC Group decided to take a closer look. High risk ‘deep tech’...
Sun-dimming is the new climate colonialism, and the UK is funding the runway
Guest article by Mohammed Usrof, Palestinian Institute for Climate Strategy Solar geoengineering is moving from academic debate into political infrastructure. It is being advanced as a security and profit project for a world that refuses to phase out fossil fuels and...
Who Funds and Who Pays: The funding of solar geoengineering, 2020–2025
This report by Jared Sanborn and J. P. Sapinski, published by the Heinrich Böell Foundation, analyses the period from 2020 to 2025, and shows that funding for high-risk solar geoengineering technologies has increased dramatically - more than tenfold. Both 2024 and...
Geoengineering the stratosphere: Funding for high-altitude geoengineering research is increasing massively
This update on Stratospheric Aerosol Injection (SAI) summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. This...
Brazil’s GE eucalyptus boom shows how land-based geoengineering—marketed as climate mitigation—reproduces colonial, ecological, and social harms
By Natalie McClure, Isaac Millians and Amy Guzman. Undergraduate Researchers at Gibson Climate Justice Lab, University of Southern California Brazil's Expanding "Green Deserts" Picture a desert: hot, dry, and teeming with drought-resistant life. Now, think about what...
Multilateralism bows out as carbon market proponents take the stage at UN climate talks in Brazil
Geoengineering Monitor newsletter December 2025 Billed variously as the “Implementation COP”, “Forest COP”, and “Bioeconomy COP”, the latest round of UN climate talks, COP30 in Belém, Brazil, delivered weak voluntary pledges, no fossil-fuel phase-out, and a worrying...
COP30’s Carbon Capture Frenzy – Lobbyists Pushing False Solutions Are Distracting From Real Climate Action
By Rachel Kennerley, Senior International Carbon Capture Campaigner, Center for International Environmental Law The 2025 UN climate talks in Brazil were marked by massive hype around Carbon Capture and Storage (CCS) and carbon removal geoengineering...
Solar Geoengineering for War and Profit
By Silvia Ribeiro in La Jornada Stardust, a new Israeli company, has announced that it raised $60 million to develop a solar geoengineering project that it will sell to the highest bidder. This is by far the largest for-profit solar geoengineering project to date....
Geoengineering the Earth’s Surface: Developments in making our planet more reflective
This update on surface albedo modification summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. This update is...
Entrenching a New Era of Climate Colonialism Part Two: Carbon Market Non-Negotiations at COP30
Guest article by Tamra L Gilbertson, MPH, PhD This article is a sequel to “Entrenching a new era of climate colonialism: Carbon Dioxide Removal, carbon markets and Nature Based Solutions at COP30”, which was published ahead of the Belém climate talks. At a time...
Geoengineering from space: the final frontier for planetary-scale climate manipulation?
This update on solar geoengineering in space summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. This update is...
Entrenching a new era of climate colonialism: Carbon Dioxide Removal, carbon markets and Nature Based Solutions at COP30
Guest article by Tamra L Gilbertson, MPH, PhD As the world turns its attention to Brazil for COP30, the United Nations Framework Convention on Climate Change (UNFCCC) once again faces scrutiny regarding its legitimacy, equity, and effectiveness. Despite grand rhetoric...
Geoengineering the clouds: Solar radiation management in the lower atmosphere
This update on solar geoengineering in the troposphere summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends for civil society and climate justice movements to follow in their efforts to oppose geoengineering globally. This...
Carbon Dioxide Removal Narrative is Greenwashing Monoculture Tree Plantations
Guest article by Gary Hughes, Biofuelwatch, and Oli Munnion, Global Forest Coalition Despite the evidence exposing the harms of monoculture plantations to communities, water resources, biodiversity and the climate, proponents of ‘Carbon Dioxide Removal’ (CDR) continue...
Land-based geoengineering under the spotlight as the “bioeconomy” COP looms
Geoengineering Monitor newsletter July 2025 This year will see big moves towards rolling out several Carbon Dioxide Removal (CDR) technologies under the Paris Agreement’s carbon trading mechanism, which is seen as a key pillar in global climate mitigation efforts....
Grassroots victory over California wood pellet export scheme shows folly of burning biomass to capture carbon
Guest article By California resident Gary Hughes, Biofuelwatch Recent developments in California offer another clear indication that Bioenergy with Carbon Capture and Storage (BECCS) cannot be relied upon as a Carbon Dioxide Removal (CDR) strategy. California...
Degrees of deception: The perilous path of Solar Radiation Manipulation for Africa
Guest article by Kwami Kpondzo, Global Forest Coalition (GFC), and Josué Aruna, Congo Basin Conservation Society-Network As Cape Town hosts the Degrees Global Forum this week, a crucial question looms over the gathering: Why is Africa increasingly becoming a key...
Carbon markets are driving the biochar boom despite questionable climate claims
This update on Biochar summarises the latest developments on the Geoengineering Monitor Map, highlighting new trends to aid civil society and climate justice movements in their efforts to oppose geoengineering globally. It was researched and written by Anja Chalmin...
Stockholm Exergi’s BECCS project under scrutiny: Climate solution or costly gamble?
Guest article by Martin Pigeon, Forest & Climate Campaigner (Bioenergy) with Fern Stockholm Exergi’s ambitious plan to deploy a flagship Bioenergy with Carbon Capture and Storage (BECCS) facility at its Värtaverket biomass plant in Stockholm, Sweden, has stirred...