Arctic geoengineering experiment shuts down over environmental risks
US-based nonprofit Arctic Ice Project has cancelled tests in Alaska because of potential disruption to the food chain
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EU should push for global deal to curb solar geoengineering, advisors say
Europe’s first scientific advice on the technology urges Brussels to prevent its deployment, leaving room for limited outdoor research
Switzerland proposes first UN expert group on solar geoengineering
A draft resolution aimed at creating a space for discussion on sun dimming technologies will be debated at the summit of the UN’s environment body this month
Overshoot Commission calls for research into solar geoengineering
Dimming the sun could “complement” emissions cuts, says panel of leaders, while acknowledging concerns about the risks
The Overshoot Commission is talking about solar geoengineering. Not everyone thinks it should
Commission members, scientists and youth advisors are concerned the body is justifying techno-fixes to the climate crisis
Mexico plans to ban solar geoengineering after rogue experiment
A US startup carried out a geoengineering experiment in Mexico, which the country claims was done without prior notice and consent
US and Saudi Arabia block geoengineering governance push
Countries failed to agree on a Swiss resolution to consider regulating technologies that aim to cool the planet, at the UN Environment Assembly in Nairobi
EU ditches subsidies for unsustainable biofuel technologies
Climate Live: The latest climate change headlines curated by RTCC including the latest from the UN biodiversity summit in Hyderabad, updated daily from 0900-1700 BST
Hyderabad biodiversity talks: day 9 diary
Prime Minister Manmohan Singh’s visit meets controversy, forest finance guide published and there are calls to keep geoengineering experiments in the lab
Geoengineering scheme could “balance global warming” in a world with double pre-industrial CO2
“Marine cloud-brightening” method to trigger cloud formation by spraying sea water into the atmosphere could reflect enough solar radiation away from earth to negate effects of climate change.
Climate Live: Are diamonds the new weapon of choice for geoengineering? Romney’s running mate’s environmental record unveiled
Diamond particles could be a safer geoengineering aerosol than sulphur and Paul Ryan’s fossil fuel subsidy packed budget proposal and anti-environment voting record cause concern.
China’s 20 top technologies to combat climate change
The Climate Group reveals Beijing’s plans to focus on ten mitigation and ten adaptation tools as it looks to tackle climate change head-on.
Climate Live: EU commissioner says bloc should “take more risks” in pursuit of oil and gas
Energy commissioner praises US for exploiting tar sands and Gulf of Mexico, New study backs “iron fertilisation” of the oceans as a way to store carbon in the seas, Mixed results from US climate change opinion polls.