Humans want more and more all the time, which seems like bad news. Aren't we going to use up all the natural resources and pollute the Earth as we keep growing? MIT scientist, Andrew McAfee, advocates that the answer is actually "no." Evidence from America shows that, amazingly enough, we are now dematerializing: using fewer resources year after year and treading more lightly on the planet. Learn more at http://www.tedxcambridge.com Andrew McAfee is a principal research scientist at MIT and studies how digital technologies are changing business, the economy, and society. He is a New York Times bestselling author and has written for publications including Harvard Business Review, The Economist, The Wall Street Journal, the Financial Times, and The New York Times. He’s been a guest on The Charlie Rose Show and 60 Minutes, and spoken at TED, The World Economic Forum’s Annual Meeting in Davos, and the Aspen Ideas Festival. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx