‘Termination shock’: trust our expert warnings on geoengineering’s planetary risks | Raymond Pierrehumbert, Julia Slingo, Michael Mann and Valerie Masson-Delmotte

Do we really want to play dice with our planet?

A series in the Guardian recently declared it's time to talk about geoengineering." So let's talk about it. And let us start with some simple truths about this cluster of techno-optimistic quick fixes" which purport to somehow offset our slow progress towards zeroing out planet-warming carbon emissions.

Solar geoengineering proposals - reducing sunlight - have received the most attention, but a host of desperate schemes have been proposed in an effort to fix" the disruption of climate caused by the growing burden of carbon dioxide human activities add to the atmosphere.