Tiny plastics, big weather changes

Have you ever seen a cloud?  Clouds are made when tiny bits of stuff in the air, like dust, get wet and clump together.  Scientists have just discovered something amazing: tiny (微少的)bits of plastic, called microplastics (微塑料), can also help make clouds! What are Microplastics? Microplastics are super-tiny pieces of plastic. They’re so small, you ...Read More