出典:Wikipedia
出典:『Wikipedia』 (2011/03/28 06:42 UTC 版)
Microplastics are small plastic particles in the environment and have become a paramount issue especially in the marine environment. Not unequivocally defined, some marine researchers define microplastics as all plastic particles smaller than 1 mm pertaining to their microscopic size range while others in turn define them as smaller than 5 mm recognizing the common use of 333 μm mesh neuston nets for field sampling. However, their integral impact on wildlife is scientifically not well established yet.
There are two main sources of microplastics: