As worries about the periphery of the euro zone continue to dominate the markets, CNBC's Anna Edwards travelled around the region to speak to key market players.

Squawk Outside the Box hosts an end of first half special, where guests Bob Parker from Credit Suisse, Cornelia Meyer, independent energy expert, and Hans Redeker from BNP Paribas weigh in on the euro zone debt crisis, BP oil spill, volcanic ash cloud, UK elections and the market action.

In December 2009, world leaders are expected to sign into existence a new agreement on climate change at a summit in Copenhagen. Squawk Outside the Box investigates the issues in the run up to that agreement.