Solar Geoengineering at COP 28

In the upcoming UNEA6 meeting in Nairobi, Kenya, to be held between February 26 and March 1st, Switzerland has proposed a resolution to advance global talks on controversial solar radiation manipulation techniques. Therefore, this blog offers an overview of the solar geoengineering narrative battle that unfolded in the last major climate COP in Dubai as a background to better understand the issues at stake at UNEA6.
African Countries Call for the Non-Use of Solar Geoengineering in UN Environment Assembly

The 6th United Nations Environment Assembly, held in February 2024 in Nairobi, will be remembered as one of the first intense multilateral negotiations about the potential role of “solar radiation modification”, or solar geoengineering, in addressing the climate crisis.
When Do We Know Enough to Say Stop?

There is a large and growing mountain of literature about solar geoengineering that clearly expresses the conclusion that an advertent, planetary-scale manipulation of the Earth’s reflectivity is a very risky and uncertain endeavor. Here on this website you can read about many of the risks and potential adverse side effects, which are legion. You can […]
UN-Science Summit: Countries Call for the Non-Use of Solar Geoengineering

Recent developments at the 79th United Nations General Assembly and its accompanying Science Summit signal a growing political momentum toward restricting the development and potential deployment of solar geoengineering technologies.
Statement from Vanuatu: Why a Non-Use Mechanism on Solar Geoengineering is urgently needed

Statement by Honorable Ralph Regenvanu, Vanuatu’s Special Envoy for Climate Change and Environment, delivered at Science Summit at the 79th United Nations General Assembly, 23 September 2024.
The UK’s gamble on solar geoengineering is like using aspirin for cancer

Professor Raymond Pierrehumbert, Professor of Physics at the University of Oxford, and Professor Michael E. Mann, Director of the Penn Center for Science, Sustainability, and the Media at the University of Pennsylvania, critique the UK’s Advanced Research and Invention Agency (ARIA) funding for solar geoengineering field trials in a recent opinion piece. They describe the […]