How Many Pieces Of Plastic Are In The Ocean 2024. The team estimates there are 24.4 trillion pieces of microplastics in the world's upper oceans, with a combined weight of 82,000 to 578,000 tons—or the. More than 171 trillion pieces of plastic are now estimated to be floating in the world's oceans, according to scientists.
The world produces around 400 million metric tons of plastic waste each year. The team estimates there are 24.4 trillion pieces of microplastics in the world’s upper oceans, with a combined weight of 82,000 to 578,000 tons—or the.