Journalist Eric Roston has been overseeing sustainability news coverage at Bloomberg LP since 2011, and over the past 15 years has worked on climate change from virtually every angle, including publishing the popular science book, ‘The Carbon Age’. Eric Roston will be moderating all four plenary sessions at next month’s GRI Global Conference. In this exclusive interview, we discover his views on the key sustainability challenges of our time, and, what action is needed to solve them.