Plastics are accumulating in the world’s soils at a worrying rate, according to a new report from the United Nations Environment Programme (UNEP). The 29th edition of UNEP’s Foresight Brief highlights how plastics used extensively in farming – from plastic coated plastic fertilizers to mulch film – are contaminating the soil and potentially threatening food security. Microplastics are also impacting human health when transferred to people through the food chain.