中国
肥料
抗生素
环境风险评价
污染
兽药
抗生素耐药性
兽医学
风险评估
环境科学
土壤水分
毒理
环境工程
环境化学
生物
生态学
地理
医学
化学
微生物学
计算机科学
考古
土壤科学
色谱法
计算机安全
作者
S. S. Li,Ying Zhu,Guangbin Zhong,Ye Huang,Kevin C. Jones
标识
DOI:10.1021/acs.est.4c00993
摘要
China is one of the major global consumers of veterinary antibiotics. Insufficient recognition of emissions and environmental contamination hamper global efforts to prevent antibiotic resistance development. This pioneering study combined empirical data and modeling approaches to predict total 2010-2020 emissions of 80 veterinary antibiotics ranging from 23,110 to 40,850 tonnes/year, after 36-50% antibiotic removal by manure treatment. Following an initial increase of 10% from 2010 to 2015, emissions declined thereafter by 43%. While 85% of emissions discharged into soils, approximately 56%, 23%, and 18% of environmental residue were ultimately distributed in soils, freshwaters, and seawaters under steady-state conditions. In 2020, 657 (319-1470) tonnes entered the ocean from inland freshwaters. Median ∑antibiotics concentrations were estimated at 4.7 × 10
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