In the mid-20th century, the Malaria Institute in Brazil researched hexachlorocyclohexane (HCH), dichlorodiphenyltrichloroethane (DDT), and other organochlorines in Cidade dos Meninos, Rio de Janeiro, Brazil. After Ma...
supported by the National Natural Science Foundation of China(No.42077341);Natural Science Foundation of Heilongjiang Province of China(No.LH2021E096);State Key Laboratory of UrbanWater Resource and Environment(Harbin Institute of Technology)(No.2022TS05);the Polar Academy,Harbin Institute of Technology(No.PA-HIT-201901);the support from Heilongjiang Provincial Key Laboratory of Polar Environment and Ecosystem(HPKLPEE),Harbin Institute of Technology;funding from Canada's Northern Contaminants Program(Crown-Indigenous Relations and Northern Affairs Canada).
The historical annual loading to,removal from,and cumulative burden in the Arctic Ocean for β-hexachlorocyclohexane(β-HCH),an isomer comprising 5e12%of technical HCH,is investigated using a mass balance box model fr...
the European Commission(No 07.027744/2019/8120036þ820155/ETU/ENV.D.1)is appreciated and acknowledged.
Hexachlorocyclohexane(HCH)waste isomers from lindane production are the largest single POPs legacy,with an estimated 4.8 to 7.4 million tonnes of disposed waste.The largest part of this waste e 1.8 to 3 million tonnes...