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Plastic-eating fungi could be a twinkle of hope in cutting ocean pollution

Scientists in Germany have recognized plasticeating fungis that could offer a. twinkle of hope in tackling the issue of countless tonnes of. waste contaminating the world's oceans every year.

However they warn that their work is likely to be just a small. part of solving plastic contamination, and say there is still a need. to minimize food packaging and other debris from getting in the. environment where it can take decades to break down.

An analysis at Lake Stechlin in north-eastern Germany into. how microfungi grow on some plastics with no other carbon. source to eat has actually plainly shown that some of them are. capable of degrading synthetic polymers, stated the team leader.

The most unexpected finding of our work ... is that our. fungis could solely grow on a few of the synthetic polymers. and even form biomass, Hans-Peter Grossart, head of the. research study group at the Leibniz Institute of freshwater Ecology. and Inland Fisheries, told Reuters TV.

Grossart thinks the microbial plastic destroyers might be. utilized in sewage treatment plants or other facilities with. regulated conditions. Nevertheless, the fungi are not likely to be a. service for stemming the international flood of waste.

We need to absolutely try to launch as little plastic as. possible into the environment, Grossart told Reuters. Plastic. is made from fossil carbon and if the mushrooms simplify,. it's no different to us burning oil or gas and releasing CO2. into the environment.

Of 18 chosen fungal strains, four proved to be. particularly hungry, which means they could effectively. utilise plastics, specifically polyurethane which is utilized to make. building and construction foam.

Polyethylene, used in plastic bags and product packaging, was much. slower to break down, and microplastics from tyre abrasion were the. most challenging, largely since of ingredients like heavy metals.

Grossart stated he thinks the fungi's ability to use. plastic is an adjustment to the vast amounts of plastic carbon. in the environment.

However, their enzyme activity is greatly dependent on. external conditions, such as temperature or micronutrients.

Some 390 million tonnes of plastic were produced worldwide. in 2021, information from the Plastics Europe plastics producer. association program, up from 1.7 million tonnes in 1950. Although. the recycling rate has increased in the last couple of years, less. than 10% of plastic waste is recycled worldwide.

(source: Reuters)