The World Ahead: Deep green sea

New environmental rules have been introduced to control pollution at sea, but might they do more harm than good—and how can shipping be made greener in the long term? Also, a look at the future of nursing, as 2020 has been designated the year of the nurse. And how Xi Jinping is playing a long game to improve Chinese football in the decades to come. Tom Standage hosts.  Music by Chris Zabriskie "Candlepower" (CC by 4.0) Please subscribe to The Economist for full access to print, digital and audio editions:www.economist.com/radiooffer or here for The World in 2020 Hosted on Acast. See acast.com/privacy for more information.