Deutsche Bank has become the only investment bank to gain a place in a high-powered group advising United Nations Secretary-General Ban Ki-moon on ways of mobilising finance to deal with the threat of climate change.

Deutsche's vice-chairman Caio Koch-Weser will serve alongside politicians, political advisers and central bankers in the 19-strong group. Climate change campaigner Nicholas Stern, an adviser to HSBC and Chinese sovereign wealth fund CIC will also serve, along with hedge fund manager George Soros.