Estimation of historical groundwater contaminant distribution using the adjoint state method applied to geostatistical inverse modeling

AM Michalak, PK Kitanidis - Water resources research, 2004 - Wiley Online Library
As the incidence of groundwater contamination continues to grow, a number of inverse
modeling methods have been developed to address forensic groundwater problems. In this …

Critical review of environmental forensic techniques: Part II

RD Morrison - Environmental Forensics, 2000 - Taylor & Francis
A multitude of forensic techniques are available for age dating and source identification,
including aerial photography interpretation, corrosion models, the commercial availability of …

A method for enforcing parameter nonnegativity in Bayesian inverse problems with an application to contaminant source identification

AM Michalak, PK Kitanidis - Water Resources Research, 2003 - Wiley Online Library
When an inverse problem is solved to estimate an unknown function such as the hydraulic
conductivity in an aquifer or the contamination history at a site, one constraint is that the …

Non-point contaminant source identification in an aquifer using the ensemble smoother with multiple data assimilation

T Xu, W Zhang, JJ Gómez-Hernández, Y Xie, J Yang… - Journal of …, 2022 - Elsevier
Proper identification of groundwater contaminant sources is vital to assess groundwater
contamination. However, the majority of previous studies focuses on point source …

Optimisation approach for pollution source identification in groundwater: An overview

S Chadalavada, B Datta… - International Journal of …, 2011 - inderscienceonline.com
Groundwater pollution occurs from different anthropogenic sources like leakage from
Underground Storage Tanks (USTs) and depositories, leakage from hazardous waste dump …

Numerical estimation of multiple leakage positions of a marine pollutant using the adjoint marginal sensitivity method

S Kanao, T Sato - Computers & Fluids, 2022 - Elsevier
When abnormally high concentration of a pollutant is observed in the ocean, it is very
important to search for leakage positions and fluxes of the pollutant. To reduce time and …

Inverse transport problem of estimating point-like source using a Bayesian parametric method with MCMC

A Hazart, JF Giovannelli, S Dubost, L Chatellier - Signal Processing, 2014 - Elsevier
Recovering the origin of an incident after detection of a polluting substance in the
environment is crucial to start the remediation procedures. The lack of observations, the …

Simultaneous identification of a single pollution point-source location and contamination time under known flow field conditions

E Milnes, P Perrochet - Advances in Water resources, 2007 - Elsevier
A theoretical framework is presented that allows direct identification of a single point-source
pollution location and time in heterogeneous multidimensional systems under known flow …

Application of forensic techniques for age dating and source identification in environmental litigation

RD Morrison - Environmental Forensics, 2000 - Taylor & Francis
A multitude of forensic techniques are available for age dating and source identification,
including corrosion models for underground storage tanks, the commercial availability of a …

Position and flux estimation of the unexpected seepage of CO2 purposefully stored in a subseabed geological formation

R Sakaizawa, T Sato, C Mori, H Oyama… - International Journal of …, 2019 - Elsevier
To mitigate global warming, the large volume of CO 2 released into the atmosphere must be
reduced. CO 2 capture and storage (CCS) are promising means for this. In addition, CCS …