The White House took a bruising learning in how obsessed the British press (although I suspect not politicians or the public) are about taking the temperature of that relationship.

BBC: Poetry and prose on Obama's Europe trip

That one is best tested by actually looking at the numbers, to examine the relationship between global temperature and U.S. drought.

FORBES: Move up http://i.forbesimg.com t Move down

However, scientists do not fully understand the relationship between air and sea temperature, and the melting of ice.

BBC: Polar expedition to study Antarctica's climate history