"All the flooding and all the droughts have a reason and although proving the reason is quite difficult and scientists still have problems with proving it, you can just look around and say there is a problem, " he said.

BBC: Congo rebel soldiers

Still, it is unclear whether technical problems alone would have scuttled the protocol.

ECONOMIST: Has George Bush ever met a treaty that he liked?

Visual art institutions still have problems knowing what do with this so it's often easier to put my work on the outside of buildings.

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If it still had the escudo, Portugal may have had better options to deal with its debt problems.

FORBES: The Tragedy Of Portugal

For his part, Fed Chairman Bernanke blithely stated that, since "Shariah-Compliant Finance is still in its infancy, " it was too early to tell whether regulators would have problems monitoring it.

CENTERFORSECURITYPOLICY: Sell-off or Sell-out?

Warren Buffett told CNBC on Monday that Europe will still have a hard time resolving its fiscal problems because the structure of the European Union makes it difficult to reach consensus, especially on matters related to fiscal policy, or government spending.

FORBES: Possible Political Fallout From European Elections - Analyst

It says that while drug use and drug problems have declined in the UK in recent years, there are still about 2, 000 drug-related deaths each year and 380, 000 problem drug users.

BBC: Possessing small amount of drugs 'should not be crime'