The largest cleanup in history
Ocean garbage patches are vast but dispersed. By acting like an artificial coastline, we passively concentrate the plastic by orders of magnitude, 100% powered by natural ocean currents.
Boyan Slat is a 20-year-old on a mission - to rid the world's oceans of floating plastic. He has dedicated his teenage years to finding a way of collecting it. But can the system really work - and is there any point when so much new plastic waste is still flowing into the sea every day?
See here Boayn Slat TED tak