Gradient
Tian Tang is a Senior Environmental Engineer and Senior Project Manager at Gradient since January 2019. Prior to this role, Tian was an Environmental Engineer at Gradient and also worked as a Research Assistant at Tufts University from September 2011 to December 2018. Tian's research focused on transport modeling, uncertainty quantification, and inverse modeling in environmental engineering. Tian also served as a Teaching Assistant at Tufts University and as a Research Assistant at Nanjing University. With a PhD in Environmental Engineering from Tufts University and a Master's degree in Hydrology and Water Resources Science from Nanjing University, Tian brings a wealth of knowledge and expertise to their work in environmental engineering.
Gradient
Gradient is an environmental and risk science consulting firm renowned for our specialties in Toxicology, Epidemiology, Risk Assessment, Product Safety, Contaminant Fate and Transport, Industrial Hygiene, Geographic Information Systems, and Environmental/ Forensic Chemistry. Since 1985, Gradient has employed sound science to assist national and global clients with resolving their complex environmental and human health challenges. Our scientists apply skills and expertise to challenging issues relating to chemicals in the environment, workplace and products. We work in a variety of fields affecting environmental and human health, including: Toxicology & Risk Sciences Exposure & Risk Assessment Epidemiology Ecological Risk Occupational Health & Safety Gene-Environment Interactions Chemistry/Forensics Chemical Fate & Transport Data Quality Management Remedial Strategies Air Quality Geographic Information System (GIS) Climate Impacts Water Resources Cost Recovery/Allocation Environmental Cost Estimation Global Chemical Registration & Notifications GHS Hazard Assessment Safety Data Sheet (SDS) Support Pharmaceuticals/ Biopharmaceuticals Medical Devices Predictive Toxicology Biocompatibility Nanotechnology Food Safety Green Chemistry & Alternatives Assessment