A deadly heatwave over Uttar Pradesh recently claimed as many as 100 lives. There were subsequently several reports saying that according to a model called the “Climate Shift Index” (CSI), developed by a reputed U.S. nonprofit called Climate Central, this heatwave was made twice as likely by climate change.
What is the scientific confidence level in such local attribution of individual weather events to climate change? And what are the consequences of such claims?
