The solution to the oceans’ plastic problem, or a load of rubbish?

A 23-year-old college dropout reckons his contraption can rid the seas of plastic by 2050, but most ocean scientists are sceptical.

Boyan Slat: for years, experts have found his science wanting, but he’s not deterred

Of all the things San Francisco has brought into the wider world, few have been as big and curious-looking as Ocean Cleanup’s System 001, the contraption an offshore supply ship towed to sea through the Golden Gate last month. Black, snake-like and 2,000 feet long, System 001 was beginning a slow 1,300-mile journey to a remote rubbish patch in the Pacific Ocean. When it arrives in the middle of this month, it will ...