Norman Porticella, Julie S Cannon, Chung Li Wu, Stuart G Ferguson, James F Thrasher, Emily E Hackworth, Jeff Niederdeppe
Recruitment Methods, Inclusion, and Successful Participation in a Longitudinal Clinical Trial Using Ecological Momentary Assessment
Health education & behavior : the official publication of the Society for Public Health Education
tanneryeffluent one topranked hazardous waste generally discharged river study fluvial response toward tanneryeffluents trace anthropogenic footprints fluvialsystem suite systematically collected sediment water samples analyzed radioactive 226ra 232th 40k nonradioactive elements al ti cr mn fe co ni cu zn cd sb hg pb neutron activation analysis atomic absorption spectroscopy used elemental analysis whereas hpgegammadetector used measuring primordialradionuclides ranges crabundances sediment water 634373 gg1 156522 gl1 respectively 414 times higher geological background radioactivity concentrations 226ra 232th 40k ranged 177485 361816 6871041 bqkg1 respectively significantly depleted effluent discharge point hence primordialradionuclides used natural tracers tracing anthropogenic footprints explained terms dilution effect redox environment differential geoenvironmental eventscharacteristics statisticalapproaches geochemical reasoning elemental sources responses fluvial system explored surprisingly ecological radiological risks reduced sediment quality guidelinebased ecotoxicity watermediated health risks increased incorporation tannery effluents study describes sedimentary response toward received tannery effluents particularly explored primordial radionuclides