Some of the world’s most influential billionaire philanthropists plan to launch a powerful digital platform to harness the avalanche of data sent from satellites each day – and make it freely available for humanitarian and environmental causes. Bill and Melinda Gates – who are also custodians of legendary investor Warren Buffet’s billions – have joined forces with Pierre Omidyar, founder of eBay, to fund the ‘Radiant Earth’ project, a repository and archive of the world’s satellite, aerial and drone imagery.