People Fixing the World Folgen

An English woman has championed a way to bring back community spirit to city streets and keep children fit. She creates pop-up playgrounds by regularly closing the roads to cars. Alice Ferguson began her project in Bristol and the idea is spreading around the UK. It is part of a much larger, global movement that thinks it can give children a better deal.

Up to 90% of the world’s coral could be dead by 2050, according to some estimates, unless we take radical action.Tackling climate change remains the central battle, but around the world scientists are working on projects that may give coral a greater chance of survival, or at least buy it some time.The World Hacks team investigates ‘super coral’ in Hawaii, an innovative insurance policy in Cancun, Mexico and a highly controversial plan to geo-engineer clouds above the Great Barrier Reef in Australia.Can any of these schemes transform the fortune of this endangered ecosystem? Presenter: Sofia Bettiza

World Hacks follows up on some of our stories from last year – going back to innovators around to world to see how their projects have developed. We hear updates on the app that lets volunteers donate their vision to blind people, the man making roads out of plastic and the compost toilets in Haiti that are turning human waste into soil.Presenters: Harriet Noble and Dougal Shaw Reporters: Amelia Martyn-Hemphill and Nick HollandImage: People Fixing the World illustration / Credit: BBC