will global warming make Europe hotter or colder?

Two articles from the Sept 2 issue of New Scientist.
From page 9 of the hard copy
http://www.newscientist.com/channel/earth/mg19125674.500-air-conditioning-boom-threatens-kyoto-protocol.html

Air conditioning boom threatens Kyoto protocol

The units may keep people cool, but they also churn out carbon dioxide which could wreck European attempts to meet emissions targets

This may be a problem, but to be sure, we would need to look at whether warmer winters would counteract the warmer summers in respect to the generation of greenhouse gases.

From page 16 of the hard copy
http://www.newscientist.com/channel/earth/mg19125675.400-arctic-ocean-continues-to-freshen-up.html

As a result of global warming, the Arctic Ocean has been getting less salty over the past half century and the trend looks set to continue.
... Disrupting this current could cause temperatures to plunge across northern Europe.

It will be interesting to see which scenario wins out. The possibilities are really scary.