OPINION

A lesson in geoengineering for grown-ups

Oped, Gwynne Dyer, Published on 18/12/2025

» A few days ago the European Union's Earth Observation programme, "Copernicus", made a special announcement at the end of its monthly report on the state of the climate. It said that the average global temperature for the past three years (2023-2025) has been 1.5 degrees Celsius above the pre-industrial level. That's the level we were warned that we must never exceed.