5 keys to shifting to a well-being economy -- and the cost of inaction

In 1972, the Club of Rome, an organization of thought leaders from around the world, published their first "Limits to Growth" report, a foundational text warning the world of the consequences of human activity on the health of the planet. In conversation with TED global curator Bruno Giussani, co-president of the Club of Rome Sandrine Dixson-Declѐve shares what we've learned in the 50 years since -- and discusses the launch of Earth4All: an initiative aimed at focusing on five key areas that could enable humanity and the planet to thrive.