The Implications of Uncertainty and Ignorance for Solar Geoengineering
Where climate change and solar geoengineering are concerned, errors of commission and omission should be weighted equally.

Where climate change and solar geoengineering are concerned, errors of commission and omission should be weighted equally.
Alpbach, Austria
Toward a revamping of climate damage estimates in IPCC AR6
Boston, MA
Cambridge, MA
Harvard Kennedy School
Potential thresholds in climatic and social systems play an important role in estimates of climate damages
The “likely” range for climate sensitivity has been 1.5-4.5°C for over three decades.
Some Guidance for Policy Makers and Researchers
The costs of inaction