High profile executives, including Microsoft's Bill Gates and Facebook founder Mark Zuckerberg, are investing one billion dollars in a fund for clean energy tech and addressing climate change. They're being joined by others such as Amazon's Jeff Bezos and Alibaba chairman Jack Ma. They hope to increase financing to emerging energy research, and help hit emissions goals set in the Paris Summit. Dr. Charles Donovan is Director of Imperial College London's Centre for Climate Finance, and he joined Share Radio Breakfast to discuss.