I’ll note that for most purposes, when people talk about going to 2°C above what it was in the late 1800s, they usually are talking about the long-term average, not one-day events.
I’ll note that for most purposes, when people talk about going to 2°C above what it was in the late 1800s, they usually are talking about the long-term average, not one-day events.
It’s essentially all down to greenhouse gases:
The biggest source by far is the burning of fossil fuels.