A ‘Bubble Barrier’ is trapping plastic waste before it can get into the sea

What do old televisions, street signs, motorbike helmets, windsurf boards, and Christmas trees have in common? They were all caught floating down Amsterdam’s Westerdok canal — by a curtain of bubbles.

What do old televisions, street signs, motorbike helmets, windsurf boards, and Christmas trees have in common? They were all caught floating down Amsterdam’s Westerdok canal — by a curtain of bubbles.