Scientists have warned that airborne microplastics may play a larger role in global warming than previously understood. New research suggests that microscopic plastic particles suspended in the atmosphere could influence Earth’s climate by trapping heat and altering atmospheric processes.
Microplastics are tiny fragments released from sources such as synthetic clothing, vehicle tires, industrial waste, and degraded plastic products. While most studies have focused on their impact on oceans and wildlife, researchers are now discovering that these particles can travel long distances through the air and accumulate in the atmosphere. Scientists say some airborne plastics may absorb and retain heat, potentially contributing to the greenhouse effect.
Researchers also warned that microplastics could interact with clouds, sunlight, and atmospheric chemistry in ways that are still poorly understood. Environmental experts say the findings highlight the growing global threat posed by plastic pollution, not only to ecosystems and human health but also to the climate system itself. They are calling for stronger international action to reduce plastic waste, improve recycling systems, and limit the release of microplastics into the environment.
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