These Are The 10 Greenest Cities In The World

Which of these are the greenest cities in the world? Singapore with 18 solar-powered ‘supertrees’ – vertical gardens that collect rainwater. Or Stockholm, Sweden, which recycles 99% of its solid waste, and two-thirds of residents walk or cycle to work. Or maybe Amsterdam, which is cycling-obsessed and boasts Europe’s first sustainable fashion museum. Watch to learn more about the greenest cities in the world.