“An estimated 33 billion pounds (15 billion kilograms) of plastic trash enter the oceans every year – the equivalent of dumping two garbage trucks worth of waste into the ocean every minute – according to the US nonprofit Oceana. Most of it gets there via rivers and coastlines…

Clearbot is trying to change that with its autonomous, solar-powered boats, like the one in Hong Kong which can gobble up 80 kilograms (176 pounds) of waste an hour and carry 200 kilograms (441 pounds) on board.”

From CNN.