Microplastics are an emerging pollutant and a hot spot in the world today，but there are few researches on microplastics in soil.Suminarize the relevant literature and research on the sources，toxicity and determination of microplastics in soil，put forward the pollution prevention and control countermeasures of microplastics in soil and specific work that needs to be carried out，and provide technical support for the management and control of microplastics in soil.