[ahartmetz]

It would be correct if it said "Abnormally high temperatures for the latitude". Most of Europe would be 10 °C colder or so without. We'd be really screwed over here.

[Ekaros]

So how much coal we need to burn to compensate that 10C?

[jurgenburgen]

So much that the rest of the planet dies and most of the world is underwater.