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微塑料在土壤中纵向迁移试验模拟研究

发布时间:2019-08-09 00:00 作者:北纳生物
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<塑料>

塑料污染是当今全球面临的巨大挑战。其中,微塑料在土壤环境系统和水环境系统中的污染越来越受到人们的重视。微塑料是指直径小于5mm的塑料,作为一种新兴的环境污染物,微塑料对陆地、海洋和大气环境存在潜在风险,对人体和生物健康也具有潜在毒性。地表土壤是重要的微塑料储存场所,但由于缺乏科学数据,微塑料在土壤中的迁移情况未知。

BENYANJIUTONGGUOWEISULIAOZAISHATUZHUZHONGDESHENTOUQIANYIMONISHIYAN,TANJIULEBUTONGDEHUANJINGYINSUDUIWUZHONGWEISULIAOZAITURANGZHONGDEFENGDU、FENBUYIJIZONGXIANGQIANYIDEYINGXIANG。JING12CI83mmDEMONIJIANGSHUISHIYANGUOHOU,YANJIUGUANCHADAO,JIAOXIAOCHICUNDEJUYIXIWEISULIAO(21μm)JUYOUZUIDADEQIANYIQIANLI,QIZUIDASHENDUDADAOLE7.5cm;RANER,JUBINGXIWEISULIAOKELIDEQIANYISHENDUZHIDADAO1.5 cm,ZHUYAODEYUANYINSHIFULIZUOYONGDEZENGQIANGKENENGZUAILEQIQIANYIDEQIANLI。GENJUJINYIBUSHIYANYANJIUFAXIAN,WEISULIAODEQIANYISHENDUSUIZHEGAN-SHIXUNHUANCISHUDEZENGJIAERXIANZHUZENGJIA。JING24CIGANSHIXUNHUANSHIYAN,QIANYISHENDUCONG4.5 cmZENGJIADAOLE7.5cm,LIANGZHECUNZAIXIANZHUXIANXINGGUANXI;XIANGBIZHIXIA,DANCISHIJIADEJIANGSHUIHEBIAOMIANWEISULIAONONGDUDUIQIANYISHENDUDEYINGXIANGJIAOXIAO。JIYUSHIYANSHIDEDAODEGAN-SHIXUNHUANDUIWEISULIAOZAITURANGZHONGCHUIZHIQIANYIXINGGUILV,JIEHEZHONGGUO347GEZHUYAOCHENGSHIDETIANQISHUJU,CHUBUGUSUANLE100NIANDEWEISULIAOQIANYISHENDU。BENYANJIUJIEGUOBIAOMINGTURANGKENENGBUJINZUOWEILUDIWEISULIAODEZHUYAOCHUCUNCHANGSUO,ZHANGQIERYAN,YESHIDIXIASHOUTI(RUDIXIADONGWUHUOHANSHUICENG)DEKENENGRUKOU。GAIYANJIUDUIZHANGWOWEISULIAOZAITURANGHUANJINGZHONGDEQIANYIGUILVJUYOUCANKAOYIYI。

ZHEIYIXUESHUCHENGGUOJINQIFABIAOZAIHUANJINGLINGYUQUANWEIQIKANEnvironmental Pollution (IF=5.714), 249, 527-534, TIMUWEI“Microplastics undergo accelerated vertical migration in sand soil due to small size and wet-dry cycles”。GAIYANJIUYOUQINGHUADAXUEHUANJINGXUEYUANLIANHEJIANADAAERBOTADAXUE,MEIGUOSITANFUDAXUEGONGTONGWANCHENG。LUNWENTONGXUNZUOZHEWEIQINGHUADAXUEHOUDEYIFUJIAOSHOU,DIYIZUOZHEWEIQINGHUADAXUEDavid O'ConnorBOSHIHOUHEQINGHUADAXUELIANHEPEIYANGSHUOSHISHENGPANSHIZHEN。

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