'Our house is on fire': Greta Thunberg's Earth Day call to action

Swedish climate activist Greta Thunberg's Fridays for Future has partnered with LA-based creative agency FF to launch a new campaign on Tuesday evening (April 21) as part of World Earth Day, which falls on Wednesday (April 22). Across the world pollution levels have dropped significantly, from clear blue skies in New Delhi, India, to clearer water in the Venice canals in Italy, however climate activists say this is not enough. The campaign has been inspired by Thunberg's statement to the World Economic Fo